D.C. Code § 31-3303.13b
No multiple employer welfare arrangement located outside of the District may conduct any business in the District, including marketing, offering, or issuing a health benefit plan to any individual or employer, unless licensed as an insurer, a hospital and medical services corporation, a fraternal benefit society, or a health maintenance organization.
Apr. 13, 1999, D.C. Law 12-209, § 313b
Mar. 22, 2019, D.C. Law 22-266, § 2(e)