Any title bond or other written contract in relation to land may be acknowledged, certified, and recorded in the same manner and with like effect as to notice as deeds for the conveyance of land.
D.C. Code § 42-409
Bonds and contracts relating to land recordable
Mar. 3, 1901, 31 Stat. 1268, ch. 854, § 501; June 30, 1902, 32 Stat. 531, ch. 1329
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.