D.C. Code § 42-3405.03b
Reenactment of D.C. Law 3-86: See Historical and Statutory Notes following § 42-3401.01.
Addition of § 45-1653.2 by Law 10-144: Section 2(q) of D.C. Law 10-144 purported to add a § ,503b to D.C. Law 3-86 to be codified as § 42-3405.03 b which read:
"The rights provided under §§ ,45-1653 and 45-1653.1 are in the alternative. The party bringing the action may choose the forum and need not exhaust administrative remedies in order to bring an action under § 45-1653. Unless all parties to the action agree otherwise, once an action has been brought in 1 forum, an action based on the same or a substantially similar cause of action may not be brought in any other forum."