It shall be unlawful for a person detained in a place or institution pursuant to an order of the Mayor to leave said place or institution unless discharged in the manner provided in § 7-134 or 7-135.
D.C. Code § 7-136 — under Prevention of Spread of Communicable Diseases..
D.C. Code § 7-136
It shall be unlawful for a person detained in a place or institution pursuant to an order of the Mayor to leave said place or institution unless discharged in the manner provided in § 7-134 or 7-135.