For purposes of District income and franchise taxation, a limited liability company formed under Chapter 8 of Title 29 or a foreign limited liability company registered to do business in the District under Chapter 1 of Title 29 shall be classified as a partnership unless classified otherwise for federal income tax purposes, in which case the limited liability company shall be classified in the same manner as it is classified for federal income tax purposes. For purposes of District income and franchise taxation, a member or an assignee of a member of a limited liability company formed or subject to Title 29 shall be treated as either a resident or nonresident partner unless classified otherwise for federal income tax purposes, in which case the member or assignee of a member shall have the same status as such member or assignee of a member has for federal income tax purposes.
D.C. Code § 47-1808.06a
Applicability date of D.C. Law 18-378: Section 5 of D.C. Law 18-378, as amended by section 7082 of D.C. Law 19-21, provided: "Sec. 5. Applicability. This act shall apply as of January 1, 2012.".