D.C. Code § 48-855.03
This chapter shall apply to a health benefit plan effective, or renewed, on or after January 1, 2018; except, that § 48-855.02a shall apply on January 1, 2022[].
Apr. 7, 2017, D.C. Law 21-248, § 4
Mar. 16, 2021, D.C. Law 23-252, § 2(c)