# 21 U.S.C. § 812: Schedules of controlled substances

> Federal · Statutes · In force

URL: https://www.frixlaw.com/law-library/statutes/usc_t21_s812

## Section

- **Citation:** 21 U.S.C. § 812
- **Heading:** Schedules of controlled substances
- **Jurisdiction:** Federal
- **Kind:** Statutes
- **Status:** In force
- **Text as of:** April 17, 2026
- **Source:** Publisher's official text
- **Location:** Title 21—FOOD AND DRUGS > CHAPTER 13—DRUG ABUSE PREVENTION AND CONTROL > SUBCHAPTER I—CONTROL AND ENFORCEMENT > Part B—Authority To Control › Standards and Schedules

## Text

There are established five schedules of controlled substances, to be known as schedules I, II, III, IV, and V. Such schedules shall initially consist of the substances listed in this section. The schedules established by this section shall be updated and republished on a semiannual basis during the two-year period beginning one year after October 27, 1970 , and shall be updated and republished on an annual basis thereafter. 1 1
See Amendment of Schedules of Controlled Substances note below.

( Pub. L. 91–513, title II, § 202 , Oct. 27, 1970 , 84 Stat. 1247 ; Pub. L. 95–633, title I, § 103 , Nov. 10, 1978 , 92 Stat. 3772 ; Pub. L. 98–473, title II , §§ 507(c), 509(b), Oct. 12, 1984 , 98 Stat. 2071 , 2072; Pub. L. 99–570, title I, § 1867 , Oct. 27, 1986 , 100 Stat. 3207–55 ; Pub. L. 99–646, § 84 , Nov. 10, 1986 , 100 Stat. 3619 ; Pub. L. 101–647, title XIX, § 1902(a) , Nov. 29, 1990 , 104 Stat. 4851 ; Pub. L. 112–144, title XI, § 1152 , July 9, 2012 , 126 Stat. 1130 ; Pub. L. 115–334, title XII, § 12619(b) , Dec. 20, 2018 , 132 Stat. 5018 ; Pub. L. 119–26, § 2 , July 16, 2025 , 139 Stat. 410 .)

## Nearby sections

- [21 U.S.C. § 801 Congressional findings and declarations: controlled substances](https://www.frixlaw.com/law-library/statutes/usc_t21_s801.md)
- [21 U.S.C. § 801a Congressional findings and declarations: psychotropic substances](https://www.frixlaw.com/law-library/statutes/usc_t21_s801a.md)
- [21 U.S.C. § 802 Definitions](https://www.frixlaw.com/law-library/statutes/usc_t21_s802.md)
- [21 U.S.C. § 803 Repealed. Pub. L. 95–137, § 1(b) , Oct. 18, 1977 , 91 Stat. 1169](https://www.frixlaw.com/law-library/statutes/usc_t21_s803.md)
- [21 U.S.C. § 811 Authority and criteria for classification of substances](https://www.frixlaw.com/law-library/statutes/usc_t21_s811.md)
- [21 U.S.C. § 812 Schedules of controlled substances](https://www.frixlaw.com/law-library/statutes/usc_t21_s812.md)
- [21 U.S.C. § 813 Treatment of controlled substance analogues](https://www.frixlaw.com/law-library/statutes/usc_t21_s813.md)
- [21 U.S.C. § 814 Removal of exemption of certain drugs](https://www.frixlaw.com/law-library/statutes/usc_t21_s814.md)
- [21 U.S.C. § 821 Rules and regulations](https://www.frixlaw.com/law-library/statutes/usc_t21_s821.md)
- [21 U.S.C. § 822 Persons required to register](https://www.frixlaw.com/law-library/statutes/usc_t21_s822.md)
- [21 U.S.C. § 822a Prescription drug take back expansion](https://www.frixlaw.com/law-library/statutes/usc_t21_s822a.md)
- [21 U.S.C. § 823 Registration requirements](https://www.frixlaw.com/law-library/statutes/usc_t21_s823.md)
- [21 U.S.C. § 824 Denial, revocation, or suspension of registration](https://www.frixlaw.com/law-library/statutes/usc_t21_s824.md)
- [21 U.S.C. § 825 Labeling and packaging](https://www.frixlaw.com/law-library/statutes/usc_t21_s825.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/usc_t21_s812. Check the current official text before relying on it. Not legal advice.