Source: http://uscode.house.gov/view.xhtml?req=(title:21%20section:802%20edition:prelim)
Timestamp: 2019-04-19 17:05:58+00:00

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(16)(A) Subject to subparagraph (B), the term "marihuana" means all parts of the plant Cannabis sativa L., whether growing or not; the seeds thereof; the resin extracted from any part of such plant; and every compound, manufacture, salt, derivative, mixture, or preparation of such plant, its seeds or resin.
(E) Repealed. Pub. L. 101–647, title XXIII, §2301(b), Nov. 29, 1990, 104 Stat. 4858 .
(B) the offender's release from any term of imprisonment was within 15 years of the commencement of the instant offense.
This subchapter, referred to in introductory provisions and in pars. (34), (35), (39)(A)(iii), (vi), and (54), was in the original "this title", meaning title II of Pub. L. 91–513, Oct. 27, 1970, 84 Stat. 1242 , and is popularly known as the "Controlled Substances Act". For complete classification of title II to the Code, see second paragraph of Short Title note set out under section 801 of this title and Tables.
Subchapter II, referred to in par. (39)(A)(iii), (vi), was in the original "title III", meaning title III of Pub. L. 91–513, Oct. 27, 1970, 84 Stat. 1285 . Part A of title III comprises subchapter II of this chapter. For classification of Part B, consisting of sections 1101 to 1105 of title III, see Tables.
The Federal Food, Drug, and Cosmetic Act, referred to in pars. (39)(A)(iv), (41)(C)(ii)(II), and (45)(A)(ii), is act June 25, 1938, ch. 675, 52 Stat. 1040 , which is classified generally to chapter 9 (§301 et seq.) of this title. For complete classification of this Act to the Code, see section 301 of this title and Tables.
This chapter, referred to in par. (41)(C)(i), was in the original "this Act", meaning Pub. L. 91–513, Oct. 27, 1970, 84 Stat. 1236 . For complete classification of this Act to the Code, see Short Title note set out under section 801 of this title and Tables.
The Indian Self-Determination and Education Assistance Act, referred to in pars. (52)(B)(iv) and (54)(C)(i), is Pub. L. 93–638, Jan. 4, 1975, 88 Stat. 2203 , which is classified principally to chapter 46 (§5301 et seq.) of Title 25, Indians. For complete classification of this Act to the Code, see Short Title note set out under section 5301 of Title 25 and Tables.
2018-Par. (16). Pub. L. 115–334 redesignated the first sentence as subpar. (A), substituted "Subject to subparagraph (B), the" for "The", inserted subpar. (B) designation, introductory provisions and cl. (i), redesignated the second sentence as cl. (ii) of subpar. (B), and struck out "Such term does not include" before "the mature stalks".
Par. (24). Pub. L. 115–271, §3202(c), substituted "Health and Human Services" for "Health, Education, and Welfare".
Par. (57). Pub. L. 115–391, §401(a)(1), added par. (57) defining the term "serious drug felony".
Pub. L. 115–271, §3292(a), added par. (57) defining the term "suspicious order".
Par. (58). Pub. L. 115–391, §401(a)(1), added par. (58).
2016-Par. (18). Pub. L. 114–198 inserted "or 'opioid' " after "The term 'opiate' ".
2014-Par. (41)(A)(l) to (lxxv). Pub. L. 113–260, §2(a)(1), added cls. (l) to (lxxiv) and redesignated former cl. (xlx) as (lxxv).
2008-Pars. (50) to (56). Pub. L. 110–425 added pars. (50) to (56).
2006-Par. (39)(A)(iv). Pub. L. 109–177, §712(a)(1)(A)(i), amended cl. (iv) generally. Prior to amendment, cl. (iv) related to transactions involving drugs containing ephedrine, pseudoephedrine, or phenylpropanolamine.
2004-Par. (41). Pub. L. 108–358, §2(a)(1), realigned margins, added subpar. (A), and struck out former subpar. (A) which defined "anabolic steroid".
2002-Pars. (43), (44). Pub. L. 107–273 repealed Pub. L. 104–294, §§604(b)(4), 607(j)(2). See 1996 Amendment note below.
2000-Par. (32)(A). Pub. L. 106–172, §5(a)(1), substituted "subparagraph (C)" for "subparagraph (B)" in introductory provisions.
1997-Par. (9)(A). Pub. L. 105–115 redesignated cl. (i) as subpar. (A) and struck out cl. (ii) which read as follows: "any derivative of barbituric acid which has been designated by the Secretary as habit forming under section 352(d) of this title; or".
1996-Par. (26). Pub. L. 104–294, §607(j)(1), amended par. (26) generally. Prior to amendment, par. (26) read as follows: "The term 'State' means any State, territory, or possession of the United States, the District of Columbia, the Commonwealth of Puerto Rico, the Trust Territory of the Pacific Islands, and the Canal Zone."
1994-Par. (34)(V), (W). Pub. L. 103–322, §330024(b), realigned margins and capitalized first letter.
1993-Par. (33). Pub. L. 103–200, §2(a)(1), substituted "any list I chemical or any list II chemical" for "any listed precursor chemical or listed essential chemical".
1990-Par. (32)(A). Pub. L. 101–647, §3599I, substituted "the stimulant" for "the stimulent" in cl. (ii) and "a stimulant" for "a stimulent" in cl. (iii).
1988-Par. (8). Pub. L. 100–690, §6054(1), inserted "or a listed chemical" after "a controlled substance".
1986-Par. (6). Pub. L. 99–514 substituted "Internal Revenue Code of 1986" for "Internal Revenue Code of 1954".
1984-Pars. (14) to (16). Pub. L. 98–473, §507(a), added par. (14) and redesignated former pars. (14) to (16) as (15) to (17), respectively.
1979-Par. (4). Pub. L. 96–132 substituted provisions defining "Drug Enforcement Administration" for provisions defining "Bureau of Narcotics and Dangerous Drugs".
1978-Par. (29). Pub. L. 95–633 added par. (29).
1974-Pars. (27), (28). Pub. L. 93–281 added pars. (27) and (28).
Pub. L. 115–391, title IV, §401(c), Dec. 21, 2018, 132 Stat. 5221 , provided that: "This section [amending this section and sections 841 and 960 of this title], and the amendments made by this section, shall apply to any offense that was committed before the date of enactment of this Act [Dec. 21, 2018], if a sentence for the offense has not been imposed as of such date of enactment."
"(1) In general.-Except as provided in paragraph (2), the amendments made by this Act [enacting section 831 of this title and amending this section and sections 823, 827, 829, 841, 843, 882 and 960 of this title] shall take effect 180 days after the date of enactment of this Act [Oct. 15, 2008].
"(B) Temporary phase-in of telemedicine regulation.-During the period specified in subparagraph (A), the term 'practice of telemedicine' means the practice of medicine in accordance with applicable Federal and State laws by a practitioner (as that term is defined in section 102 of the Controlled Substances Act (21 U.S.C. 802)) (other than a pharmacist) who is at a location remote from the patient and is communicating with the patient, or health care professional who is treating the patient, using a telecommunications system referred to in section 1834(m) of the Social Security Act (42 U.S.C. 1395m(m)), if the practitioner is using an interactive telecommunications system that satisfies the requirements of section 410.78(a)(3) of title 42, Code of Federal Regulations.
"(C) Rule of construction.-Nothing in this subsection may be construed to create a precedent that any specific course of conduct constitutes the 'practice of telemedicine' (as that term is defined in section 102(54) of the Controlled Substances Act, as amended by this Act) after the end of the period specified in subparagraph (A)."
Pub. L. 108–358, §2(d), Oct. 22, 2004, 118 Stat. 1664 , provided that: "The amendments made by this section [amending this section, section 811 of this title, and provisions set out as a note under this section] shall take effect 90 days after the date of enactment of this Act [Oct. 22, 2004]."
Pub. L. 107–273, div. B, title IV, §4002(c)(1), Nov. 2, 2002, 116 Stat. 1808 , provided that the amendment made by section 4002(c)(1) is effective Oct. 11, 1996.
Pub. L. 106–310, div. B, title XXXVI, §3622(b), Oct. 17, 2000, 114 Stat. 1231 , provided that: "The amendments made by subsection (a) [amending this section] shall take effect 1 year after the date of the enactment of this Act [Oct. 17, 2000]."
Pub. L. 104–237, title IV, §401(g), Oct. 3, 1996, 110 Stat. 3110 , provided that: "Notwithstanding any other provision of this Act [see section 1(a) of Pub. L. 104–237, set out as a Short Title of 1996 Amendments note under section 801 of this title], this section [amending this section and section 814 of this title and enacting provisions set out as a note below] shall not apply to the sale of any pseudoephedrine or phenylpropanolamine product prior to 12 months after the date of enactment of this Act [Oct. 3, 1996], except that, on application of a manufacturer of a particular pseudoephedrine or phenylpropanolamine drug product, the Attorney General may, in her sole discretion, extend such effective date up to an additional six months. Notwithstanding any other provision of law, the decision of the Attorney General on such an application shall not be subject to judicial review."
Pub. L. 103–322, title XXXIII, §330024(f), Sept. 13, 1994, 108 Stat. 2151 , provided that: "The amendments made by this section [amending this section and sections 824, 960, and 971 of this title] shall take effect as of the date that is 120 days after the date of enactment of the Domestic Chemical Diversion Control Act of 1993 [Dec. 17, 1993]."
Pub. L. 103–200, §11, Dec. 17, 1993, 107 Stat. 2341 , provided that: "This Act [enacting section 814 of this title, amending this section and sections 821 to 824, 830, 843, 880, 957, 958, 960, and 971 of this title, and enacting provisions set out as a note under section 801 of this title] and the amendments made by this Act shall take effect on the date that is 120 days after the date of enactment of this Act [Dec. 17, 1993]."
Pub. L. 101–647, title XIX, §1902(d), Nov. 29, 1990, 104 Stat. 4852 , provided that: "This section [amending this section and section 812 of this title and enacting provisions set out as a note under section 829 of this title] and the amendment made by this section shall take effect 90 days after the date of enactment of this Act [Nov. 29, 1990]."
Pub. L. 100–690, title VI, §6061, Nov. 18, 1988, 102 Stat. 4320 , provided that: "Except as otherwise provided in this subtitle, this subtitle [subtitle A (§§6051–6061) of title VI of Pub. L. 100–690, enacting section 971 of this title, amending this section and sections 830, 841 to 843, 872, 876, 881, 960, and 961 of this title, and enacting provisions set out as notes under this section and section 971 of this title] shall take effect 120 days after the enactment of this Act [Nov. 18, 1988]."
Pub. L. 110–425, §3(k)(1), Oct. 15, 2008, 122 Stat. 4833 , provided that: "The Attorney General may promulgate and enforce any rules, regulations, and procedures which may be necessary and appropriate for the efficient execution of functions under this Act [see Short Title of 2008 Amendment note set out under section 801 of this title] or the amendments made by this Act, and, with the concurrence of the Secretary of Health and Human Services where this Act or the amendments made by this Act so provide, promulgate any interim rules necessary for the implementation of this Act or the amendments made by this Act, prior to its effective date [see Effective Date of 2008 Amendment note above]."
Pub. L. 98–509, title III, §301(b), Oct. 19, 1984, 98 Stat. 2364 , provided that: "The Secretary of Health and Human Services shall, within ninety days of the date of the enactment of this Act [Oct. 19, 1984], promulgate regulations for the administration of section 102(28) of the Controlled Substances Act [21 U.S.C. 802(29)] as amended by subsection (a) and shall include in the first report submitted under section 505(b) [503(b)] of the Public Health Service Act [former 42 U.S.C. 290aa–2(b)] after the expiration of such ninety days the findings of the Secretary with respect to the effect of the amendment made by subsection (a)."
Pub. L. 110–425, §4, Oct. 15, 2008, 122 Stat. 4834 , provided that: "Nothing in this Act [see Short Title of 2008 Amendment note set out under section 801 of this title] or the amendments made by this Act shall be construed as authorizing, prohibiting, or limiting the use of electronic prescriptions for controlled substances."
Pub. L. 109–177, title VII, §711(g), Mar. 9, 2006, 120 Stat. 263 , provided that: "This section [amending this section and sections 830, 841, 842, and 844 of this title and enacting provisions set out as notes under sections 830 and 844 of this title] and the amendments made by this section may not be construed as having any legal effect on section 708 of the Controlled Substances Act [21 U.S.C. 903] as applied to the regulation of scheduled listed chemicals (as defined in section 102(45) of such Act [21 U.S.C. 802(45)])."
"(1) Requirement.-Not later than 1 year after the date of the enactment of this Act [Oct. 17, 2000], the Attorney General shall submit to Congress a report on the study conducted under subsection (a).
"(3) Matters considered.-In preparing the report, the Attorney General shall consider the comments and recommendations including the comments on the Attorney General's proposed findings and recommendations, of State and local law enforcement and regulatory officials and of representatives of the industry described in subsection (a)(2).
"(2) Due process.-The Attorney General shall establish the single-transaction limit under paragraph (1) only after notice, comment, and an informal hearing."
Pub. L. 104–237, title IV, §401(d)–(f), Oct. 3, 1996, 110 Stat. 3108 , which authorized the Attorney General to establish a single-transaction limit of 24 grams for pseudoephedrine, phenylpropanolamine, and combination ephedrine products for retail distributors, was repealed by Pub. L. 109–177, title VII, §712(b), Mar. 9, 2006, 120 Stat. 264 .
"(b) Date of Issuance of Regulations.-The Attorney General shall issue regulations implementing this section not later than 45 days after the date of enactment of this Act [Nov. 29, 1990], except that the regulations required under section 3(a) [former 1903(a)] shall be issued not later than 180 days after the date of enactment of this Act."
1 So in original. Two pars. (57) have been enacted.

References: §2301
 §3202
 §401
 §3292
 §401
 §2
 §712
 §2
 §5
 §607
 §330024
 §2
 §3599
 §6054
 §507
 §401
 §2
 §4002
 §3622
 §401
 §330024
 §11
 §1902
 §6061
 §3
 §301
 §4
 §711
 §401
 §712