The Commanding General, subject to the approval of the Commander-in-Chief, is authorized to make and publish regulations for the government of the militia in all matters not specifically provided for by law, conforming the same to the practice and regulations of the Army so far as they may be applicable.
D.C. Code § 49-805
Commanding General authorized to make regulations
Mar. 1, 1889, 25 Stat. 781, ch. 328, § 62; Feb. 18, 1909, 35 Stat. 636, ch. 146, § 70
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.