D.C. Code § 2-561
The publication of any document in the District of Columbia Statutes-at-Large, the District of Columbia Municipal Regulations, or the District of Columbia Register creates a rebuttable presumption:
Oct. 21, 1968, Pub. L. 90-614, title III, § 311
as added Mar. 6, 1979, D.C. Law 2-153, § 4, 25 DCR 6960
1973 Ed., § 1-1539.2.
1981 Ed., § 1-1541.