Section 32-931 - Restriction on pre-employment marijuana testing(a) An employer may only test a prospective employee for marijuana use after a conditional offer of employment has been extended, unless otherwise required by law.(b) Nothing in this chapter shall be construed to:(1) Affect employee compliance with employer workplace drug policies;(2) Require an employer to permit or accommodate the use, consumption, possession, transfer, display, transportation, sale, or growing of marijuana in the workplace or at any time during employment;(3) Interfere with federal employment contracts; or(4) Prevent the employer from denying a position based on a positive test for marijuana.(c) For the purposes of this section, the term:(1) "Employer" shall have the same meaning as provided in § 32-1101(6).(2) "Prospective employee" means any individual applying for employment with an employer.July 22, 2015, D.C. Law 21-14, § 2, 62 DCR 6870.