D.C. Code § 2-1215.03

Each BID shall be organized as a nonprofit corporation under the laws of the District and shall be subject to all applicable District and federal laws and regulations. Each owner of a taxable property and each commercial tenant within a BID, whether such owner or commercial tenant is an owner or commercial tenant at the time the BID is established or at any time thereafter when the BID is in existence, shall be a member of the BID corporation from such time as the BID corporation becomes registered pursuant to this subchapter and until such time as such member’s ownership or tenancy within the BID area is terminated or the BID corporation is terminated or dissolved.