Section 26-1155.01 - Applicability(a) Subchapters I through III of this chapter shall apply 60 days after the effective date of the regulations promulgated by the Mayor pursuant to this chapter.(b) The provisions of this chapter shall be interpreted and applied to the fullest extent practical in a manner consistent with applicable federal laws and regulations. Nothing in this chapter is intended to preempt federal laws and regulations.May 7, 2002, D.C. Law 14-132, § 501, 49 DCR 2551.