The regulations provided for in § 1-303.01 and adopted prior to October 21, 1968, shall be printed in 1 or more of the daily newspapers published in the District of Columbia; and no penalty prescribed for the violation of said regulations shall be enforced until 30 days after such publication.
D.C. Code § 1-303.02
Publication of laws and ordinances, see § 5-103.01. .