D.C. Mun. Regs. tit. 17, § 5501
5501.1 Subject to § 5501.2, a license issued pursuant to this chapter shall expire at 12:00 midnight of June 30 of each odd-numbered year.
5501.2 If the Director changes the renewal system pursuant to § 4006.3 of chapter 40 of this title, a license issued pursuant to this chapter shall expire at 12:00 midnight of the last day of the month of the birth date of the holder of the license, or other date established by the Director.
SOURCE: Final Rulemaking published at 36 DCR 632 (January 20, 1989); as amended by Final Rulemaking published at 54 DCR 701 (January 26, 2007).