D.C. Mun. Regs. tit. 17, § 2547
2547.1 A permit issued under § 2542 shall expire on December 31 of each even-numbered year.
2547.2 Every permit holder shall be required to file a renewal application on or before the expiration of the current permit.
2547.3 Each permit holder shall be required to report immediately to the Board any change of address, giving both its old and its new address. No fee shall be charged for filing such notification.
SOURCE: Final Rulemaking published at 51 DCR 4401 (April 30, 2004).