After children, descendants, parents, brothers, and sisters of the deceased and their descendants, all collateral relations in equal degree share, and representation among the collaterals is not allowed.
D.C. Code § 19-311
Share of collateral relations
Sept. 14, 1965, 79 Stat. 699, 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.