Section 18-18-404 - Unlawful use of a controlled substance(1)(a) Except as is otherwise provided for offenses concerning marijuana and marijuana concentrate in sections 18-18-406 and 18-18-406.5, or for natural medicine or natural medicine product in section 18-18-434, article 170 of title 12, or article 50 of title 44, any person who uses any controlled substance, except when it is dispensed by or under the direction of a person licensed or authorized by law to prescribe, administer, or dispense the controlled substance for bona fide medical needs, commits a level 2 drug misdemeanor.(2) and (3) (Deleted by amendment, L. 2010, (HB 10-1352), ch. 1163, p. 1163, § 2, effective August 11, 2010.)Amended by 2023 Ch. 249,§ 25, eff. 7/1/2023.Amended by 2022 Ballot Proposition 122, passed by voters in 11/8/2020 election, effective upon official proclamation by governor.Amended by 2013 Ch. 333, § 9, eff. 10/1/2013.L. 92: Entire article R&RE, p. 354, § 1, effective July 1. L. 98: (4) added, p. 1435, § 4, effective July 1. L. 99: IP(1) amended, p. 799, § 17, effective July 1. L. 2000: (4) amended, p. 1359, § 41, effective 7/1/2001. L. 2002: (4) amended, p. 1583, § 12, effective July 1. L. 2003: (1) amended and (1.1) added, p. 2681, § 2, effective July 1; (3) amended, p. 2429, § 2, effective July 1. L. 2007: (1)(b) and (1.1) repealed, p. 1689, § 10, effective July 1. L. 2009: (4) repealed, (HB 09 -1266), ch. 347, p. 1815, § 4, effective August 5. L. 2010: (1)(a), (2), and (3) amended, (HB 10 -1352), ch. 259, p. 1163, § 2, effective August 11. L. 2012: (1)(a) amended, (SB 12-020), ch. 225, p. 988, § 5, effective May 29. L. 2013: (1)(a) amended, (SB 13-250), ch. 333, p. 1909, § 9, effective October 1.This section is similar to former § 18-18-104 as it existed prior to 1992.
For the legislative intent contained in the 2003 act amending subsection (1) and enacting subsection (1.1), see section 1 of chapter 424, Session Laws of Colorado 2003. For the legislative declaration in the 2012 act amending subsection (1)(a), see section 1 of chapter 225, Session Laws of Colorado 2012.