The authority and power vested in the Mayor by any provision of this chapter shall be deemed to be additional and supplementary to authority and power now vested in him, and not as a limitation.
D.C. Code § 50-609
Additional authority granted to Mayor
Apr. 22, 1960, 74 Stat. 73, Pub
Official source: D.C. Law Library (Council of the District of Columbia). Reproduced from public-domain District of Columbia statutes; confirm against the official source for the current text. Not legal advice.