§ 22–4504.01. Authority to carry firearm in certain places and for certain purposes.
Notwithstanding any other law, a person holding a valid registration for a firearm may carry the firearm:
(1) Within the registrant’s home;
(2) While it is being used for lawful recreational purposes;
(3) While it is kept at the registrant’s place of business; or
(4) While it is being transported for a lawful purpose as expressly authorized by District or federal statute and in accordance with the requirements of that statute.