D.C. Code § 42-2804: Rules.

Rules to implement this chapter shall be promulgated by the Mayor pursuant to subchapter I of Chapter 5 of Title 2, and submitted to the Council within 90 days after March 16, 1989 for a 45-day review period, excluding Saturdays, Sundays, legal holidays, and days of Council recess. If the Council does not approve or disapprove the proposed rules, in whole or in part, within this 45-day review period, the proposed rules shall be deemed approved.