WHAT THE LAW DOINCongress, in plain words

S. 331 · 119th Congress · Public Law 119-26

HALT Fentanyl Act

Became lawAI-drafted · 0 of 2 human reviewsCrime and Law Enforcement
IntroducedJan 30, 2025
Passed SenateMar 14, 2025
Passed HouseJun 12, 2025
To PresidentJul 8, 2025
Became lawJul 16, 2025

How this bill changes the law

Sourced

S. 331 changed 7 sections of existing law, and created 2 new provisions of its own. Read from the bill text in its final form, as sent to the President.

21 U.S.C. 812 Schedules of controlled substances

  • (c) Initial schedules of controlled substances added to · Sec. 2 · see the words

21 U.S.C. 823 Registration requirements

21 U.S.C. 822 Persons required to register

Public Law 117-328 An earlier law, changed directly

21 U.S.C. 841 Prohibited acts A

21 U.S.C. 960 Prohibited acts A

21 U.S.C. 802 Definitions

New provisions of the bill's own

  • Sec. 5 Rulemaking
  • Sec. 7 Applicability; other matters
What the words changed: every change, in place (28)

Today's wording of each part of the law, with what was struck out and added. Each change also gives the bill's own instruction, word for word.

  1. 21 U.S.C. 812(c)added (e)by S. 331 Sec. 2

    (e)(1) Unless specifically exempted or unless listed in another schedule, any material, compound, mixture, or preparation which contains any quantity of a fentanyl-related substance, or which contains the salts, isomers, and salts of isomers of a fentanyl-related substance whenever the existence of such salts, isomers, and salts of isomers is possible within the specific chemical designation.(2) For purposes of paragraph (1), except as provided in paragraph (3), the term fentanyl-related substance means any substance that is structurally related to fentanyl by 1 or more of the following modifications:(A) By replacement of the phenyl portion of the phenethyl group by any monocycle, whether or not further substituted in or on the monocycle.(B) By substitution in or on the phenethyl group with alkyl, alkenyl, alkoxyl, hydroxyl, halo, haloalkyl, amino, or nitro groups.(C) By substitution in or on the piperidine ring with alkyl, alkenyl, alkoxyl, ester, ether, hydroxyl, halo, haloalkyl, amino, or nitro groups.(D) By replacement of the aniline ring with any aromatic monocycle whether or not further substituted in or on the aromatic monocycle.(E) By replacement of the N-propionyl group with another acyl group.(3) A substance that satisfies the definition of the term fentanyl-related substance in paragraph (2) shall nonetheless not be treated as a fentanyl-related substance subject to this schedule if the substance—(A) is controlled by action of the Attorney General under section 201; or(B) is otherwise expressly listed in a schedule other than this schedule.(4)(A) The Attorney General may by order publish in the Federal Register a list of substances that satisfy the definition of the term fentanyl-related substance in paragraph (2).(B) The absence of a substance from a list published under subparagraph (A) does not negate the control status of the substance under this schedule if the substance satisfies the definition of the term fentanyl-related substance in paragraph (2).

    The bill says: Section 202(c) of the Controlled Substances Act (21 U.S.C. 812(c)) is amended by adding at the end of schedule I the following:

    Bill text · Current law (21 U.S.C. 812)

  2. 21 U.S.C. 823renumberedby S. 331 Sec. 3(a)

    The bill says: by redesignating the second subsection (l) (relating to required training for prescribers) as subsection (m); and

    Bill text · Current law (21 U.S.C. 823)

  3. 21 U.S.C. 823added (n)by S. 331 Sec. 3(a)

    (n) Special provisions for practitioners conducting certain research with schedule I controlled substances.—(1) In general.— Notwithstanding subsection (g), a practitioner may conduct research described in paragraph (2) of this subsection with 1 or more schedule I substances in accordance with subparagraph (A) or (B) of paragraph (3) of this subsection.(2) Research subject to expedited procedures.— Research described in this paragraph is research that—(A) is with respect to a drug that is the subject of an investigational use exemption under section 505(i) of the Federal Food, Drug, and Cosmetic Act (21 U.S.C. 355(i)); or(B) is—(i) conducted by the Department of Health and Human Services, the Department of Defense, or the Department of Veterans Affairs; or(ii) funded partly or entirely by a grant, contract, cooperative agreement, or other transaction from the Department of Health and Human Services, the Department of Defense, or the Department of Veterans Affairs.(3) Expedited procedures.—(A) Researcher with a current schedule I or II research registration.—(i) In general.— If a practitioner is registered to conduct research with a controlled substance in schedule I or II, the practitioner may conduct research under this subsection on and after the date that is 30 days after the date on which the practitioner sends a notice to the Attorney General containing the following information, with respect to each substance with which the practitioner will conduct the research:(I) The chemical name of the substance.(II) The quantity of the substance to be used in the research.(III) Demonstration that the research is in the category described in paragraph (2), which demonstration may be satisfied—(aa) in the case of a grant, contract, cooperative agreement, or other transaction, or intramural research project, by identifying the sponsoring agency and supplying the number of the grant, contract, cooperative agreement, other transaction, or project; or(bb) in the case of an application under section 505(i) of the Federal Food, Drug, and Cosmetic Act (21 U.S.C. 355(i)), by supplying the application number and the sponsor of record on the application.(IV) Demonstration that the researcher is authorized to conduct research with respect to the substance under the laws of the State in which the research will take place.(ii) Verification of information by HHS or VA.— Upon request from the Attorney General, the Secretary of Health and Human Services, the Department of Defense, or the Secretary of Veterans Affairs, as appropriate, shall verify information submitted by an applicant under clause (i)(III).(B) Researcher without a current schedule I or II research registration.—(i) In general.— If a practitioner is not registered to conduct research with a controlled substance in schedule I or II, the practitioner may send a notice to the Attorney General containing the information listed in subparagraph (A)(i), with respect to each substance with which the practitioner will conduct the research.(ii) Attorney General action.— The Attorney General shall—(I) treat notice received under clause (i) as a sufficient application for a research registration; and(II) not later than 45 days of receiving such a notice that contains all information required under subparagraph (A)(i)—(aa) register the applicant; or(bb) serve an order to show cause upon the applicant in accordance with section 304(c).(4) Electronic submissions.— The Attorney General shall provide a means to permit a practitioner to submit a notification under paragraph (3) electronically.(5) Limitation on amounts.— A practitioner conducting research with a schedule I substance under this subsection may only possess the amounts of schedule I substance identified in—(A) the notification to the Attorney General under paragraph (3); or(B) a supplemental notification that the practitioner may send if the practitioner needs additional amounts for the research, which supplemental notification shall include—(i) the name of the practitioner;(ii) the additional quantity needed of the substance; and(iii) an attestation that the research to be conducted with the substance is consistent with the scope of the research that was the subject of the notification under paragraph (3).(6) Importation and exportation requirements not affected.— Nothing in this subsection alters the requirements of part A of title III, regarding the importation and exportation of controlled substances.(7) Inspector General report.— Not later than 1 year after the date of enactment of the Halt All Lethal Trafficking of Fentanyl Act, the Inspector General of the Department of Justice shall complete a study, and submit to Congress a report thereon, about research described in paragraph (2) of this subsection with fentanyl.

    The bill says: by adding at the end the following:

    Bill text · Current law (21 U.S.C. 823)

  4. 21 U.S.C. 822(c)added (4)by S. 331 Sec. 3(b)

    (4) An agent or employee of a research institution that is conducting research with a controlled substance if—(A) the agent or employee is acting within the scope of the professional practice of the agent or employee;(B) another agent or employee of the institution is registered to conduct research with a controlled substance in the same schedule;(C) the researcher who is so registered—(i) informs the Attorney General of the name, position title, and employing institution of the agent or employee who is not separately registered;(ii) authorizes that agent or employee to perform research under the registration of the registered researcher; and(iii) affirms that any act taken by that agent or employee involving a controlled substance shall be attributable to the registered researcher, as if the researcher had directly committed the act, for purposes of any proceeding under section 304(a) to suspend or revoke the registration of the registered researcher; and(D) the Attorney General does not, within 30 days of receiving the information, authorization, and affirmation described in subparagraph (C), refuse, for a reason listed in section 304(a), to allow the agent or employee to possess the substance without a separate registration.

    The bill says: Section 302(c) of the Controlled Substances Act (21 U.S.C. 822(c)) is amended by adding at the end the following:

    Bill text · Current law (21 U.S.C. 822)

  5. 21 U.S.C. 822(c)(3)changedby S. 331 Sec. 3(b)

    (3) An ultimate user who possesses such substance for a purpose specified in section 802(25)(27) 1 of this title.

    The bill says: Section 302(c)(3) of the Controlled Substances Act (21 U.S.C. 822(c)(3)) is amended by striking "(25)" and inserting "(27)".

    Bill text · Current law (21 U.S.C. 822)

  6. 21 U.S.C. 822(e)added (4)by S. 331 Sec. 3(c)

    (4)(A) Notwithstanding paragraph (1), a person registered to conduct research with a controlled substance under section 303(g) may conduct the research under a single registration if—(i) the research occurs exclusively on sites all of which are—(I) within the same city or county; and(II) under the control of the same institution, organization, or agency; and(ii) before commencing the research, the researcher notifies the Attorney General of each site where—(I) the research will be conducted; or(II) the controlled substance will be stored or administered.(B) A site described in subparagraph (A) shall be included in a registration described in that subparagraph only if the researcher has notified the Attorney General of the site—(i) in the application for the registration; or(ii) before the research is conducted, or before the controlled substance is stored or administered, at the site.(C) The Attorney General may, in consultation with the Secretary, issue regulations addressing, with respect to research sites described in subparagraph (A)—(i) the manner in which controlled substances may be delivered to the research sites;(ii) the storage and security of controlled substances at the research sites;(iii) the maintenance of records for the research sites; and(iv) any other matters necessary to ensure effective controls against diversion at the research sites.

    The bill says: Section 302(e) of the Controlled Substances Act (21 U.S.C. 822(e)) is amended by adding at the end the following:

    Bill text · Current law (21 U.S.C. 822)

  7. 21 U.S.C. 822(f)changedby S. 331 Sec. 3(d)

    The bill says: by striking "(f) The" and inserting "(f)(1) The"; and

    Bill text · Current law (21 U.S.C. 822)

  8. 21 U.S.C. 822(f)added (2)by S. 331 Sec. 3(d)

    (2)(A) If a person is registered to conduct research with a controlled substance and applies for a registration, or for a modification of a registration, to conduct research with a second controlled substance that is in the same schedule as the first controlled substance, or is in a schedule with a higher numerical designation than the schedule of the first controlled substance, a new inspection by the Attorney General of the registered location is not required.(B) Nothing in subparagraph (A) shall prohibit the Attorney General from conducting an inspection that the Attorney General determines necessary to ensure that a registrant maintains effective controls against diversion.

    The bill says: by adding at the end the following:

    Bill text · Current law (21 U.S.C. 822)

  9. 21 U.S.C. 822added (h)by S. 331 Sec. 3(e)

    (h) Continuation of research on substances newly added to schedule I.— If a person is conducting research on a substance when the substance is added to schedule I, and the person is already registered to conduct research with a controlled substance in schedule I—(1) not later than 90 days after the scheduling of the newly scheduled substance, the person shall submit a completed application for registration or modification of existing registration, to conduct research on the substance, in accordance with regulations issued by the Attorney General for purposes of this paragraph;(2) the person may, notwithstanding subsections (a) and (b), continue to conduct the research on the substance until—(A) the person withdraws the application described in paragraph (1) of this subsection; or(B) the Attorney General serves on the person an order to show cause proposing the denial of the application under section 304(c);(3) if the Attorney General serves an order to show cause as described in paragraph (2)(B) and the person requests a hearing, the hearing shall be held on an expedited basis and not later than 45 days after the request is made, except that the hearing may be held at a later time if so requested by the person; and(4) if the person sends a copy of the application described in paragraph (1) to a manufacturer or distributor of the substance, receipt of the copy by the manufacturer or distributor shall constitute sufficient evidence that the person is authorized to receive the substance.

    The bill says: Section 302 of the Controlled Substances Act (21 U.S.C. 822) is amended by adding at the end the following:

    Bill text · Current law (21 U.S.C. 822)

  10. 21 U.S.C. 822added (i)by S. 331 Sec. 3(f)

    (i) Treatment of certain manufacturing activities as coincident to research.—(1) In general.— Except as provided in paragraph (3), a person who is registered to perform research on a controlled substance may perform manufacturing activities with small quantities of that substance, including activities described in paragraph (2), without being required to obtain a manufacturing registration, if—(A) the activities are performed for the purpose of the research; and(B) the activities and the quantities of the substance involved in the activities are stated in—(i) a notification submitted to the Attorney General under section 303(n);(ii) a research protocol filed with an application for registration approval under section 303(g); or(iii) a notification to the Attorney General that includes—(I) the name of the registrant; and(II) an attestation that the research to be conducted with the small quantities of manufactured substance is consistent with the scope of the research that is the basis for the registration.(2) Activities included.— Activities permitted under paragraph (1) include—(A) processing the substance to create extracts, tinctures, oils, solutions, derivatives, or other forms of the substance consistent with—(i) the information provided as part of a notification submitted to the Attorney General under section 303(n); or(ii) a research protocol filed with an application for registration approval under section 303(g); and(B) dosage form development studies performed for the purpose of requesting an investigational new drug exemption under section 505(i) of the Federal Food, Drug, and Cosmetic Act (21 U.S.C. 355(i)).(3) Exception regarding marihuana.— The authority under paragraph (1) to manufacture substances does not include the authority to grow marihuana.

    The bill says: Section 302 of the Controlled Substances Act (21 U.S.C. 822), as amended by subsection (e), is amended by adding at the end the following:

    Bill text · Current law (21 U.S.C. 822)

  11. 21 U.S.C. 823added (o)by S. 331 Sec. 3(g)

    (o) Transparency regarding special procedures.—(1) In general.— If the Attorney General determines, with respect to a controlled substance, that an application by a practitioner to conduct research with the substance should be considered under a process, or subject to criteria, different from the process or criteria applicable to applications to conduct research with other controlled substances in the same schedule, the Attorney General shall make public, including by posting on the website of the Drug Enforcement Administration—(A) the identities of all substances for which such determinations have been made;(B) the process and criteria that shall be applied to applications to conduct research with those substances; and(C) how the process and criteria described in subparagraph (B) differ from the process and criteria applicable to applications to conduct research with other controlled substances in the same schedule.(2) Timing of posting.— The Attorney General shall make information described in paragraph (1) public upon making a determination described in that paragraph, regardless of whether a practitioner has submitted such an application at that time.

    The bill says: Section 303 of the Controlled Substances Act (21 U.S.C. 823), as amended by subsection (a), is amended by adding at the end the following:

    Bill text · Current law (21 U.S.C. 823)

  12. Public Law 117-328(a)changedby S. 331 Sec. 4(1)

    The bill says: section 1252(a) of division FF of Public Law 117–328 (136 Stat. 5681) is amended, in the matter being inserted into section 302(e) of the Controlled Substances Act, by striking "303(g)" and inserting "303(h)";

    Bill text

  13. Public Law 117-328(a)changedby S. 331 Sec. 4(2)

    The bill says: in the matter preceding paragraph (1), by striking "303(g)" and inserting "303(h)";

    Bill text

  14. Public Law 117-328(a)changedby S. 331 Sec. 4(2)

    The bill says: in the matter being stricken by subsection (a)(2), by striking "(g)(1)" and inserting "(h)(1)"; and

    Bill text

  15. Public Law 117-328(a)changedby S. 331 Sec. 4(2)

    The bill says: in the matter being inserted by subsection (a)(2), by striking "(g) Practitioners" and inserting "(h) Practitioners"; and

    Bill text

  16. Public Law 117-328(b)changedby S. 331 Sec. 4(2)

    The bill says: in the matter being stricken by paragraph (1), by striking "303(g)(1)" and inserting "303(h)(1)";

    Bill text

  17. Public Law 117-328(b)changedby S. 331 Sec. 4(2)

    The bill says: in the matter being inserted by paragraph (1), by striking "303(g)" and inserting "303(h)";

    Bill text

  18. Public Law 117-328(b)changedby S. 331 Sec. 4(2)

    The bill says: in the matter being stricken by paragraph (2)(A), by striking "303(g)(2)" and inserting "303(h)(2)";

    Bill text

  19. Public Law 117-328(b)changedby S. 331 Sec. 4(2)

    The bill says: in the matter being stricken by paragraph (3), by striking "303(g)(2)(B)" and inserting "303(h)(2)(B)";

    Bill text

  20. Public Law 117-328(b)changedby S. 331 Sec. 4(2)

    The bill says: in the matter being stricken by paragraph (5), by striking "303(g)" and inserting "303(h)"; and

    Bill text

  21. Public Law 117-328(b)changedby S. 331 Sec. 4(2)

    The bill says: in the matter being stricken by paragraph (6), by striking "303(g)" and inserting "303(h)"; and

    Bill text

  22. Public Law 117-328(b)changedby S. 331 Sec. 4(3)

    The bill says: by striking "303(g)(2)" and inserting "303(h)(2)"; and

    Bill text

  23. Public Law 117-328(b)changedby S. 331 Sec. 4(3)

    The bill says: by striking "(21 U.S.C. 823(g)(2))" and inserting "(21 U.S.C. 823(h)(2))".

    Bill text

  24. 21 U.S.C. 841(b)(1)(A)(vi)changedby S. 331 Sec. 6(a)

    (vi) 400 grams or more of a mixture or substance containing a detectable amount of N-phenyl-N- [ 1- ( 2-phenylethyl ) -4-piperidinyl ] propanamide or 100 grams or more of a mixture or substance containing a detectable amount of any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide or a fentanyl-related substance;

    The bill says: in subparagraph (A)(vi), by inserting "or a fentanyl-related substance" after "any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide"; and

    Bill text · Current law (21 U.S.C. 841)

  25. 21 U.S.C. 841(b)(1)(B)(vi)changedby S. 331 Sec. 6(a)

    (vi) 40 grams or more of a mixture or substance containing a detectable amount of N-phenyl-N- [ 1- ( 2-phenylethyl ) -4-piperidinyl ] propanamide or 10 grams or more of a mixture or substance containing a detectable amount of any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide or a fentanyl-related substance;

    The bill says: in subparagraph (B)(vi), by inserting "or a fentanyl-related substance" after "any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide".

    Bill text · Current law (21 U.S.C. 841)

  26. 21 U.S.C. 960(b)(1)(F)changedby S. 331 Sec. 6(b)

    (F) 400 grams or more of a mixture or substance containing a detectable amount of N-phenyl-N- [1- ( 2-phenylethyl ) -4-piperidinyl] propanamide or 100 grams or more of a mixture or substance containing a detectable amount of any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide or a fentanyl-related substance;

    The bill says: in paragraph (1)(F), by inserting "or a fentanyl-related substance" after "any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide"; and

    Bill text · Current law (21 U.S.C. 960)

  27. 21 U.S.C. 960(b)(2)(F)changedby S. 331 Sec. 6(b)

    (F) 40 grams or more of a mixture or substance containing a detectable amount of N-phenyl-N- [1- ( 2-phenylethyl ) -4-piperidinyl] propanamide or 10 grams or more of a mixture or substance containing a detectable amount of any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide or a fentanyl-related substance;

    The bill says: in paragraph (2)(F), by inserting "or a fentanyl-related substance" after "any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide".

    Bill text · Current law (21 U.S.C. 960)

  28. 21 U.S.C. 802added (60)by S. 331 Sec. 6(c)

    (60) The term fentanyl-related substance has the meaning given the term in subsection (e)(2) of schedule I of section 202(c).

    The bill says: Section 102 of the Controlled Substances Act (21 U.S.C. 802) is amended by adding at the end the following:

    Bill text · Current law (21 U.S.C. 802)

From the bill's official text on GovInfo and the U.S. Code, 2024 edition, which may not yet show changes made since.

Bill text used: Enrolled bill, as signed into law (Public Law 119-26) · updated Oct 26, 2026

This breakdown was drafted by AI from the official documents and passed our automatic checks: every quoted word was found in its source, and every number comes from an official record. Because this bill is high-profile, two people with different politics must review it before we mark it reviewed. Tap any small number to see the exact words a sentence rests on.

At a glance

Sourced
  • The law puts a whole family of fentanyl copies on the strictest drug list, called Schedule I, for good.
    5is amended by adding at the end of schedule I the following:[5] S. 331 as passed by both chambers (enrolled) · Sec. 2any material, compound, mixture, or preparation which contains any quantity of a fentanyl-related substance[5] S. 331 as passed by both chambers (enrolled) · Sec. 2 → inserted (e)(1)
  • A drug is covered if it is a small chemical change to fentanyl. New copies are covered as soon as they appear.
    5the term fentanyl-related substance means any substance that is structurally related to fentanyl by 1 or more of the following modifications[5] S. 331 as passed by both chambers (enrolled) · Sec. 2 → inserted (e)(2)
  • Selling them now brings the same long minimum prison terms as selling other fentanyl copies.
    5by inserting or a fentanyl-related substance after any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide[5] S. 331 as passed by both chambers (enrolled) · Sec. 6(a)(1)
  • It also makes it easier for scientists to get approval to study these drugs.
    5Special provisions for practitioners conducting certain research with schedule I controlled substances[5] S. 331 as passed by both chambers (enrolled) · Sec. 3(a)(2) → inserted (n)
  • The President signed it on July 16, 2025.
    12025-07-16 | Library of Congress | Signed by President.[1] Official bill status record for S. 331 · Actions, 2025-07-16

What it would mean for you

Sourced

If you are worried about overdoses in your community

Lab-made fentanyl copies stay illegal for good

If someone is charged with selling these drugs

Mandatory minimum sentences now clearly apply

If you are a medical researcher

Getting approval to study these drugs is faster

  • If you already have approval to study Schedule I or II drugs, you can start 30 days after you tell the Attorney General.
    5the practitioner may conduct research under this subsection on and after the date that is 30 days after the date on which the practitioner sends a notice to the Attorney General[5] S. 331 as passed by both chambers (enrolled) · Sec. 3(a)(2) → inserted (n)(3)(A)(i)
  • If you do not, the government must approve you or say why not within 45 days.
    5not later than 45 days of receiving such a notice[5] S. 331 as passed by both chambers (enrolled) · Sec. 3(a)(2) → inserted (n)(3)(B)(ii)(II)
  • This fast track covers research paid for by certain federal agencies and studies of new drugs being tested under FDA rules.
    5is with respect to a drug that is the subject of an investigational use exemption[5] S. 331 as passed by both chambers (enrolled) · Sec. 3(a)(2) → inserted (n)(2)(A)funded partly or entirely by a grant[5] S. 331 as passed by both chambers (enrolled) · Sec. 3(a)(2) → inserted (n)(2)(B)(ii)

What this bill does not do

Sourced

Current law vs. the bill

Sourced

Every place the bill changes existing law. On the left, the law as it stands today, quoted from the U.S. Code. On the right, the bill's words.

21 U.S.C. 812(c), Schedule IAdds a new category

Current law

(xv) 1-pentyl-3-(2-chlorophenylacetyl)indole (JWH–203).
7(xv) 1-pentyl-3-(2-chlorophenylacetyl)indole (JWH–203).[7] 21 U.S.C. 812, U.S. Code 2024 edition (law before the Act) · Schedule I, last entry

Schedule I in the law ended with this entry. Fentanyl copies were controlled only by temporary orders.

The bill

any material, compound, mixture, or preparation which contains any quantity of a fentanyl-related substance
5any material, compound, mixture, or preparation which contains any quantity of a fentanyl-related substance[5] S. 331 as passed by both chambers (enrolled) · Sec. 2 → inserted (e)(1)
In plain words: Fentanyl-related substances become a permanent Schedule I category.
5is amended by adding at the end of schedule I the following:[5] S. 331 as passed by both chambers (enrolled) · Sec. 2
21 U.S.C. 841(b)(1)(A)(vi)Adds words

Current law

100 grams or more of a mixture or substance containing a detectable amount of any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide
6100 grams or more of a mixture or substance containing a detectable amount of any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide[6] 21 U.S.C. 841, U.S. Code 2024 edition (law before the Act) · (b)(1)(A)(vi)

The bill

in subparagraph (A)(vi), by inserting or a fentanyl-related substance after any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide
5in subparagraph (A)(vi), by inserting or a fentanyl-related substance after any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide[5] S. 331 as passed by both chambers (enrolled) · Sec. 6(a)(1)
In plain words: The 100-gram threshold for the 10-year minimum now names fentanyl-related substances too.
6may not be less than 10 years[6] 21 U.S.C. 841, U.S. Code 2024 edition (law before the Act) · (b)(1)(A)100 grams or more[6] 21 U.S.C. 841, U.S. Code 2024 edition (law before the Act) · (b)(1)(A)(vi)
21 U.S.C. 841(b)(1)(B)(vi)Adds words

Current law

10 grams or more of a mixture or substance containing a detectable amount of any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide
610 grams or more of a mixture or substance containing a detectable amount of any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide[6] 21 U.S.C. 841, U.S. Code 2024 edition (law before the Act) · (b)(1)(B)(vi)

The bill

in subparagraph (B)(vi), by inserting or a fentanyl-related substance after any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide
5in subparagraph (B)(vi), by inserting or a fentanyl-related substance after any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide[5] S. 331 as passed by both chambers (enrolled) · Sec. 6(a)(2)
In plain words: The 10-gram threshold for the 5-year minimum now names fentanyl-related substances too.
6may not be less than 5 years[6] 21 U.S.C. 841, U.S. Code 2024 edition (law before the Act) · (b)(1)(B)10 grams or more[6] 21 U.S.C. 841, U.S. Code 2024 edition (law before the Act) · (b)(1)(B)(vi)
21 U.S.C. 960(b)(1)(F) and (b)(2)(F)Adds words

Current law

100 grams or more of a mixture or substance containing a detectable amount of any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide
8100 grams or more of a mixture or substance containing a detectable amount of any analogue of N-phenyl-N-[1-(2-phenylethyl)-4-piperidinyl] propanamide[8] 21 U.S.C. 960, U.S. Code 2024 edition (law before the Act) · (b)(1)(F)

The bill

in paragraph (1)(F), by inserting or a fentanyl-related substance after
5in paragraph (1)(F), by inserting or a fentanyl-related substance after[5] S. 331 as passed by both chambers (enrolled) · Sec. 6(b)
In plain words: The same change applies to bringing these drugs into or out of the country.
5Section 1010(b) of the Controlled Substances Import and Export Act (21 U.S.C. 960(b)) is amended[5] S. 331 as passed by both chambers (enrolled) · Sec. 6(b)
21 U.S.C. 823 and 822 (research registration)Adds new subsections

Current law

New: nothing here today.

The bill

Special provisions for practitioners conducting certain research with schedule I controlled substances
5Special provisions for practitioners conducting certain research with schedule I controlled substances[5] S. 331 as passed by both chambers (enrolled) · Sec. 3(a)(2) → inserted (n)
In plain words: New rules speed up approval for Schedule I research and cut repeat paperwork.
5a new inspection by the Attorney General of the registered location is not required[5] S. 331 as passed by both chambers (enrolled) · Sec. 3(d) → inserted (2)(A)

What the bill decides, and what it leaves to others

Sourced

Written into the bill

These take effect exactly as written.

Left to agencies or states

The real effect depends on rules someone else writes later.

Section by section

Sourced
Sec. 1 Short title
Names the law the HALT Fentanyl Act.
5or the HALT Fentanyl Act[5] S. 331 as passed by both chambers (enrolled) · Sec. 1
Sec. 2 Scheduling the whole class
Adds fentanyl-related substances to Schedule I by law.
5is amended by adding at the end of schedule I the following:[5] S. 331 as passed by both chambers (enrolled) · Sec. 2
 A drug counts if it differs from fentanyl in one of the chemical ways the law lists.
5structurally related to fentanyl by 1 or more of the following modifications[5] S. 331 as passed by both chambers (enrolled) · Sec. 2 → inserted (e)(2)By replacement of the N-propionyl group with another acyl group.[5] S. 331 as passed by both chambers (enrolled) · Sec. 2 → inserted (e)(2)(E)
 The Attorney General may publish a list of covered drugs, but a drug left off the list is still covered.
5The Attorney General may by order publish in the Federal Register a list of substances[5] S. 331 as passed by both chambers (enrolled) · Sec. 2 → inserted (e)(4)(A)The absence of a substance from a list published under subparagraph (A) does not negate the control status[5] S. 331 as passed by both chambers (enrolled) · Sec. 2 → inserted (e)(4)(B)
Sec. 3 Research registration
Creates a faster way to get approval for research with Schedule I drugs.
5a practitioner may conduct research described in paragraph (2) of this subsection with 1 or more schedule I substances[5] S. 331 as passed by both chambers (enrolled) · Sec. 3(a)(2) → inserted (n)(1)
 Lets researchers at one institution share a registration, and cover nearby sites with a single registration.
5An agent or employee of a research institution that is conducting research with a controlled substance[5] S. 331 as passed by both chambers (enrolled) · Sec. 3(b)(1) → inserted (4)may conduct the research under a single registration[5] S. 331 as passed by both chambers (enrolled) · Sec. 3(c) → inserted (4)(A)
 Requires the Justice Department's Inspector General to report on fentanyl research within 1 year.
5Not later than 1 year after the date of enactment of the Halt All Lethal Trafficking of Fentanyl Act, the Inspector General of the Department of Justice shall complete a study[5] S. 331 as passed by both chambers (enrolled) · Sec. 3(a)(2) → inserted (n)(7)
Sec. 4 Technical fixes
Fixes cross-references in an earlier law, Public Law 117-328, about giving out controlled drugs.
5Effective as if included in the enactment of Public Law 117–328[5] S. 331 as passed by both chambers (enrolled) · Sec. 4
Sec. 5 Rules
The Attorney General must write rules within 6 months and may make them take effect right away, before public comment.
5shall, not later than 6 months after the date of enactment of this Act, issue rules[5] S. 331 as passed by both chambers (enrolled) · Sec. 5(a)(1)shall become immediately effective as an interim final rule[5] S. 331 as passed by both chambers (enrolled) · Sec. 5(b)(1)
 The public still gets a chance to comment before a final rule.
5shall give interested persons the opportunity to comment and to request a hearing[5] S. 331 as passed by both chambers (enrolled) · Sec. 5(b)(2)
Sec. 6 Penalties
Adds fentanyl-related substances next to fentanyl analogues in the trafficking and import penalty laws.
5by inserting or a fentanyl-related substance after[5] S. 331 as passed by both chambers (enrolled) · Sec. 6(a)(1)in paragraph (1)(F), by inserting or a fentanyl-related substance after[5] S. 331 as passed by both chambers (enrolled) · Sec. 6(b)(1)
Sec. 7 When it applies
The changes took effect when the law was signed, even before the rules were done.
5the amendments made by this Act apply beginning as of the date of enactment of this Act[5] S. 331 as passed by both chambers (enrolled) · Sec. 7(a)
 It says the law should not be read to help people charged for conduct before it passed.
5with respect to conduct occurring before the date of the enactment of this Act[5] S. 331 as passed by both chambers (enrolled) · Sec. 7(b)

What changed between versions

Sourced

is → rs

No changes to the wording.

rs → es

es → enr

No changes to the wording.

Version codes: ih/is = as introduced, rh/rs = as reported by committee, eh/es = as passed by one chamber, enr = final text sent to the President.

Cost

Sourced

Analysis

Analysis

Every bill gets the same five questions. Arguments are attributed to the people who made them, and each side gets about the same space.

Path to law

  • The White House said it strongly supported the House version of the bill.
    12The Administration strongly supports enactment of the HALT Fentanyl Act.[12] Statement of Administration Policy on H.R. 27, the House version (Feb. 4, 2025) · Statement of Administration Policy, Feb. 4, 2025
  • The Senate passed it 84 to 16 on March 14, 2025.
    12025-03-14 | Library of Congress | Passed/agreed to in Senate: Passed Senate with an amendment by Yea-Nay Vote. 84 - 16. Record Vote Number: 127.[1] Official bill status record for S. 331 · Actions, 2025-03-14
  • The House passed the Senate's version 321 to 104 on June 12, 2025, and the President signed it on July 16, 2025.
    12025-06-12 15:36:34 | Library of Congress | Passed/agreed to in House: On passage Passed by the Yeas and Nays: 321 - 104 (Roll no. 166).[1] Official bill status record for S. 331 · Actions, 2025-06-122025-07-16 | Library of Congress | Signed by President.[1] Official bill status record for S. 331 · Actions, 2025-07-16

Balance of power

  • Congress took over a decision that had been made through temporary orders, and wrote the drug class into law itself.
    10So no longer will Congress be kicking the can down the road with temporary extensions.[10] Congressional Record, Senate, March 14, 2025 (S1755) · S1755, Sen. Grassley
  • The law lets the Attorney General's rules take effect at once, without first showing a special reason for skipping public comment.
    5without requiring the Attorney General to demonstrate good cause therefor[5] S. 331 as passed by both chambers (enrolled) · Sec. 5(b)(1)

Coalitions

Precedent

The strongest case on each side

For

  • Cartels change one part of fentanyl's chemistry to dodge the law, and the temporary orders closing that gap were about to run out.
    9A loophole that the cartels have tried to use to traffic their illicit fentanyl into our country is by changing one part of fentanyl's chemical structure to create fentanyl analogues.[9] Congressional Record, House debate, June 11, 2025 (H2625) · H2625
    Rep. Morgan Griffith (R-VA), House sponsor
  • Drug agents should not have to chase each new copy of fentanyl one at a time.
    10No longer does the Drug Enforcement Agency need to play this game of Whac-A-Mole every time a cartel develops a new fentanyl knockoff.[10] Congressional Record, Senate, March 14, 2025 (S1755) · S1755
    Sen. Chuck Grassley (R-IA), chairman of the Senate Judiciary Committee
  • The research changes let scientists study these drugs, and any that prove useful can be moved off Schedule I.
    9we put into this bill the capability to do extensive research by universities, the NIH, and the FDA[9] Congressional Record, House debate, June 11, 2025 (H2625) · H2625
    Rep. Morgan Griffith (R-VA)

Against

  • Mandatory minimum sentences treat everyone the same and do not let judges weigh each person's situation.
    9the harsh penalties do not consider individual circumstances[9] Congressional Record, House debate, June 11, 2025 (H2625) · H2625
    Rep. Frank Pallone (D-NJ), top Democrat on Energy and Commerce
  • The bill adds no money for prevention or treatment, which is how overdose deaths actually come down.
    9the legislation has no resources for prevention or treatment and just simply locks people up[9] Congressional Record, House debate, June 11, 2025 (H2625) · H2625
    Rep. Frank Pallone (D-NJ)
  • Tougher punishment will not end the overdose crisis.
    15we can't punish our way out of this problem[15] Drug Policy Alliance statement (March 14, 2025) · Drug Policy Alliance statement, March 14, 2025
    Lt. Diane Goldstein (Ret.), Law Enforcement Action Partnership

Did this make sense?

Sourced

Three quick questions. Your answers are anonymous and tell us which breakdowns need clearer writing.

1. What does the law do with fentanyl-related substances?
2. Selling at least how much of a mixture with one of these drugs brings a 5-year minimum sentence?
3. Does the law move fentanyl itself to Schedule I?

How this was checked

Sourced
  • Automatic: every quote matched its source; every number matched an official record.
  • CBO estimate for S. 331 (as reported): Cost figures are quoted from CBO. CBO scored the committee version; the Senate's later changes were technical fixes.
  • Committee section-by-section: Not available: the Senate Judiciary Committee reported the bill without a written report.

Spot an error? See our corrections log and how to report one →

Sources

Sourced
  1. Official bill status record for S. 331 · Official bill record · retrieved Oct 26, 2026
  2. S. 331 as introduced in the Senate (Jan. 30, 2025) · Bill text · retrieved Oct 26, 2026
  3. S. 331 as reported by the Senate Judiciary Committee (Mar. 3, 2025) · Bill text · retrieved Oct 26, 2026
  4. S. 331 as passed by the Senate (Mar. 14, 2025) · Bill text · retrieved Oct 26, 2026
  5. S. 331 as passed by both chambers (enrolled) · Bill text · retrieved Oct 26, 2026
  6. 21 U.S.C. 841, U.S. Code 2024 edition (law before the Act) · U.S. Code (current law) · retrieved Oct 26, 2026
  7. 21 U.S.C. 812, U.S. Code 2024 edition (law before the Act) · U.S. Code (current law) · retrieved Oct 26, 2026
  8. 21 U.S.C. 960, U.S. Code 2024 edition (law before the Act) · U.S. Code (current law) · retrieved Oct 26, 2026
  9. Congressional Record, House debate, June 11, 2025 (H2625) · Congressional Record · retrieved Oct 26, 2026
  10. Congressional Record, Senate, March 14, 2025 (S1755) · Congressional Record · retrieved Oct 26, 2026
  11. CBO cost estimate for S. 331 as reported (March 10, 2025) · Congressional Budget Office · retrieved Oct 26, 2026 · excerpts recorded by hand, awaiting confirmation
  12. Statement of Administration Policy on H.R. 27, the House version (Feb. 4, 2025) · White House statement · retrieved Oct 26, 2026 · excerpts recorded by hand, awaiting confirmation
  13. House roll call 166 (June 12, 2025), Clerk of the House · Roll call vote · retrieved Oct 26, 2026 · excerpts recorded by hand, awaiting confirmation
  14. Senate roll call 110 (March 6, 2025), cloture on the motion to proceed · Roll call vote · retrieved Oct 26, 2026 · excerpts recorded by hand, awaiting confirmation
  15. Drug Policy Alliance statement (March 14, 2025) · News or advocacy · retrieved Oct 26, 2026 · excerpts recorded by hand, awaiting confirmation
  16. 21 U.S.C. 802, U.S. Code 2024 edition (definitions, including controlled substance analogue) · U.S. Code (current law) · retrieved Oct 26, 2026

Official summary

Sourced

Halt All Lethal Trafficking of Fentanyl Act or the HALT Fentanyl Act

This act permanently places fentanyl-related substances as a class into schedule I of the Controlled Substances Act. A schedule I controlled substance is a drug, substance, or chemical that has a high potential for abuse; has no currently accepted medical value; and is subject to regulatory controls and administrative, civil, and criminal penalties under the Controlled Substances Act.

Under the act, offenses involving fentanyl-related substances are triggered by the same quantity thresholds and subject to the same penalties as offenses involving fentanyl analogues (e.g., offenses involving 100 grams or more trigger a 10-year mandatory minimum prison term).

Additionally, the act establishes a new, alternative registration process for certain schedule I research.

The act also makes several other changes to registration requirements for conducting research with controlled substances, including

• permitting a single registration for related research sites in certain circumstances,

• waiving the requirement for a new inspection in certain situations, and

• allowing a registered researcher to perform certain manufacturing activities with small quantities of a substance without obtaining a manufacturing registration.

Finally, the act expresses the sense that Congress agrees with the interpretation of the Controlled Substances Act in United States v. McCray, a 2018 case decided by the U.S. District Court for the Western District of New York. In that case, the court held that butyryl fentanyl, a controlled substance, can be considered an analogue of fentanyl even though, under the Controlled Substances Act, the term controlled substance analogue specifically excludes a controlled substance.

Official summary by the Congressional Research Service (Public Law, Jul 17, 2025).

What has happened

Sourced
  1. 2025-07-16Became Public Law No: 119-26.Library of Congress
  2. 2025-07-16Became Public Law No: 119-26.Library of Congress
  3. 2025-07-16Signed by President.Library of Congress
  4. 2025-07-16Signed by President.Library of Congress
  5. 2025-07-08Presented to President.House floor actions
  6. 2025-07-08Presented to President.Library of Congress
  7. 2025-06-12Motion to reconsider laid on the table Agreed to without objection.House floor actions
  8. 2025-06-12On passage Passed by the Yeas and Nays: 321 - 104 (Roll no. 166). (text: 6/11/2025 CR H2625-2627) Roll call recordHouse floor actions
  9. 2025-06-12Passed/agreed to in House: On passage Passed by the Yeas and Nays: 321 - 104 (Roll no. 166). (text: 6/11/2025 CR H2625-2627) Roll call recordLibrary of Congress
  10. 2025-06-12Considered as unfinished business. (consideration: CR H2806)House floor actions
  11. 2025-06-11POSTPONED PROCEEDINGS - At the conclusion of debate on S. 331, the Chair put the question on passage of the bill and by voice vote, announced that the ayes had prevailed. Mr. Pallone demanded the yeas and nays and the Chair postponed further proceedings until a time to be announced.House floor actions
  12. 2025-06-11The previous question was ordered pursuant to the rule.House floor actions
  13. 2025-06-11DEBATE - The House proceeded with one hour of debate on S. 331.House floor actions
  14. 2025-06-11Rule provides for consideration of H.R. 884, H.R. 2056, H.R. 2096 and S. 331. The resolution provides for consideration of H.R. 884, H.R. 2056, H.R. 2096, and S. 331 under a closed rule with one hour of general debate for each bill. The resolution provides for one motion to recommit on H.R. 884, H.R. 2056, and H.R. 2096, and one motion to commit on S. 331.House floor actions
  15. 2025-06-11Considered under the provisions of rule H. Res. 489. (consideration: CR H2625-2633)House floor actions
  16. 2025-06-10Rule H. Res. 489 passed House.House floor actions
  17. 2025-06-09Rules Committee Resolution H. Res. 489 Reported to House. Rule provides for consideration of H.R. 884, H.R. 2056, H.R. 2096 and S. 331. The resolution provides for consideration of H.R. 884, H.R. 2056, H.R. 2096, and S. 331 under a closed rule with one hour of general debate for each bill. The resolution provides for one motion to recommit on H.R. 884, H.R. 2056, and H.R. 2096, and one motion to commit on S. 331.House floor actions
  18. 2025-03-18Held at the desk.House floor actions
  19. 2025-03-18Received in the House.House floor actions
  20. 2025-03-14Message on Senate action sent to the House.Senate
  21. 2025-03-14Passed Senate with an amendment by Yea-Nay Vote. 84 - 16. Record Vote Number: 127. Roll call recordSenate
  22. 2025-03-14Passed/agreed to in Senate: Passed Senate with an amendment by Yea-Nay Vote. 84 - 16. Record Vote Number: 127. Roll call recordLibrary of Congress
  23. 2025-03-14The committee substitute agreed to by Unanimous Consent.Senate
  24. 2025-03-14Considered by Senate. (consideration: CR S1762-1765)Senate
  25. 2025-03-13Considered by Senate. (consideration: CR S1735)Senate
  26. 2025-03-13Cloture on the measure invoked in Senate by Yea-Nay Vote. 84 - 15. Record Vote Number: 124. (CR S1735) Roll call recordSenate
  27. 2025-03-11Cloture motion on the measure presented in Senate. (CR S1659)Senate
  28. 2025-03-11Considered by Senate. (consideration: CR S1659)Senate
  29. 2025-03-10Measure laid before Senate by motion.Senate
  30. 2025-03-10Motion to proceed to consideration of measure agreed to in Senate by Voice Vote. (consideration: CR S1623)Senate
  31. 2025-03-10Motion to proceed to measure considered in Senate. (CR S1623)Senate
  32. 2025-03-06Cloture on the motion to proceed to the measure invoked in Senate by Yea-Nay Vote. 82 - 12. Record Vote Number: 110. (CR S1596) Roll call recordSenate
  33. 2025-03-06Motion to proceed to measure considered in Senate. (CR S1596)Senate
  34. 2025-03-05Motion to proceed to measure considered in Senate. (CR S1521)Senate
  35. 2025-03-04Cloture motion on the motion to proceed to the measure presented in Senate. (CR S1488)Senate
  36. 2025-03-04Motion to proceed to consideration of measure made in Senate. (CR S1488)Senate
  37. 2025-03-03Placed on Senate Legislative Calendar under General Orders. Calendar No. 18.Senate
  38. 2025-03-03Committee on the Judiciary. Reported by Senator Grassley with an amendment in the nature of a substitute. Without written report.Senate
  39. 2025-03-03Committee on the Judiciary. Reported by Senator Grassley with an amendment in the nature of a substitute. Without written report.Library of Congress
  40. 2025-02-27Committee on the Judiciary. Ordered to be reported with an amendment in the nature of a substitute favorably.Senate
  41. 2025-01-30Read twice and referred to the Committee on the Judiciary.Senate
  42. 2025-01-30Introduced in SenateLibrary of Congress

Show key steps only

After it became law

Sourced

Since it became law on Jul 16, 2025, the Federal Register, the government's daily record of rules and notices, has published 8 documents that name it: 2 final rules, 1 proposed rule, 3 notices and 2 presidential documents.

Named in the body of the document

The quote shows how each one uses the law: as the reason for a change, as background, or in passing.

  1. ProclamationAug 17, 2026Executive Office of the President
    National Substance Use Primary Prevention Month, 2026
    I proudly signed the HALT Fentanyl Act into law, permanently classifying fentanyl-related substances as Schedule I drugs, and I designated nearly a dozen cartels as foreign terrorist organizations.
  2. Proposed ruleJul 9, 2026Drug Enforcement Administration, Justice Department
    Designation of Phenethyl Halides as List I Chemicals
    On July 16, 2025, Congress enacted the HALT Fentanyl Act, Public Law 119-26, which, among other things, permanently places fentanyl- related substances as a class into schedule I of the CSA.
    Comments closed Aug 10, 2026 · Would change 21 CFR part 1310
  3. Final ruleJun 9, 2026Drug Enforcement Administration, Justice Department
    Implementation of the Substance Use-Disorder Prevention That Promotes Opioid Recovery and Treatment for Patients and Communities Act of 2018: Dispensing and Administering Controlled Substances for Medication-Assisted Treatment
    In the Halt All Lethal Trafficking of Fentanyl Act, Public Law 119-26 Sec. 3(a) (2025), Congress redesignated this provision as subsection (m) because 21 U.S.C. 823 already contained a subsection (l).
    In effect since Jul 9, 2026 · Changes 21 CFR part 1300, 21 CFR part 1301, 21 CFR part 1306 · Significant rule
  4. NoticeMay 4, 2026United States Sentencing Commission
    Sentencing Guidelines for United States Courts
    Reason for Amendment: This amendment responds to the enactment of the Halt All Lethal Trafficking of Fentanyl Act (Pub. L. 119-26) (2025) ("HALT Fentanyl Act" or "Act"), which permanently scheduled "fentanyl-related substances" as Schedule I substances under 21 U.S.C. 812.
  5. NoticeDec 19, 2025United States Sentencing Commission
    Sentencing Guidelines for United States Courts
    …form and methamphetamine as part of a mixture; (ii) amendments to Sec. 2D1.1 to address offenses involving "Ice;" and (iii) related issues for comment; (B) amendments to Sec. 2D1.1 to address the enactment of the Halt All Lethal Trafficking of Fentanyl Act (HALT Fentanyl Act), which permanently scheduled "fentanyl-related substances," and a related issue for comment; and (C) amendments to Sec. 2D1.1 to add new enhancements for offenses involving fentanyl and fentanyl…
    Comments closed Feb 10, 2026
  6. NoticeOct 21, 2025Drug Enforcement Administration, Justice Department
    MCRGC, LLC; Decision and Order
    The HALT All Lethal Trafficking of Fentanyl Act, sec. 3(d)(1), Public Law 119-26, 139 Stat. 410, 414 (2025), modified this subsection by inserting a subsection number.
  7. Final ruleSep 18, 2025Drug Enforcement Administration, Justice Department
    Schedules of Controlled Substances: Placement of Seven Specific Fentanyl-Related Substances in Schedule I
    After the publication of the NPRM, Congress enacted the HALT Fentanyl Act, Public Law 119-26 (July 16, 2025), which, among other things, permanently places fentanyl-related substances as a class into schedule I of the CSA.
    In effect since Sep 18, 2025 · Changes 21 CFR part 1308
  8. ProclamationSep 3, 2025Executive Office of the President
    Overdose Prevention Week, 2025
    To combat this vicious assault on the American people, in July, I proudly signed into law the HALT Fentanyl Act, which classifies fentanyl-related compounds as Schedule I drugs.

Found by searching the Federal Register for Public Law 119-26 and the law's names, then reading each document: every one listed contains them, and the quote is its own words. An agency can carry out a law without naming it, so this list can miss some. Checked Oct 27, 2026. Every new law's rules

Recorded votes

Sourced

Mar 6, 2025 · Senate roll call 110 · needed 3/5

On Cloture on the Motion to Proceed: Cloture on the Motion to Proceed Agreed to 82–12

R 51 yes, 0 no, 2 present or not votingI 2 yes, 0 noD 29 yes, 12 no, 4 present or not voting

How each member voted · Official record

Mar 13, 2025 · Senate roll call 124 · needed 3/5

On the Cloture Motion: Cloture Motion Agreed to 84–15

R 53 yes, 0 noI 1 yes, 1 noD 30 yes, 14 no, 1 present or not voting

How each member voted · Official record

Mar 14, 2025 · Senate roll call 127 · needed 1/2

On Passage of the Bill: Bill Passed 84–16

R 53 yes, 0 noI 1 yes, 1 noD 30 yes, 15 no

How each member voted · Official record

Jun 12, 2025 · House roll call 166 · needed 1/2

On Passage: Passed 321–104

R 217 yes, 1 no, 2 present or not votingD 104 yes, 103 no, 5 present or not voting

How each member voted · Official record

Cosponsors

  • Marsha Blackburn R-TN
  • Katie Boyd Britt R-AL
  • Shelley Moore Capito R-WV
  • Susan M. Collins R-ME
  • John Cornyn R-TX
  • Catherine Cortez Masto D-NV
  • Ted Cruz R-TX
  • Steve Daines R-MT
  • Joni Ernst R-IA
  • Ruben Gallego D-AZ
  • Sen. Lindsey Graham R-SC
  • Chuck Grassley R-IA
  • Margaret Wood Hassan D-NH
  • Josh Hawley R-MO
  • Martin Heinrich D-NM
  • Cindy Hyde-Smith R-MS
  • James C. Justice R-WV
  • Mark Kelly D-AZ
  • John Kennedy R-LA
  • Angus S. King, Jr. I-ME
  • Mike Lee R-UT
  • Roger Marshall R-KS
  • David McCormick R-PA
  • Ashley Moody R-FL
  • Pete Ricketts R-NE
  • Mike Rounds R-SD
  • Eric Schmitt R-MO
  • Jeanne Shaheen D-NH
  • Dan Sullivan R-AK
  • Thom Tillis R-NC
  • Todd Young R-IN