D.C. Mun. Regs. tit. 3, § 510
510.1 Prior to the thirtieth (30th) day preceding an election, a qualified elector (pursuant to § 500.2), or a person who is qualified to pre-register (pursuant to § 500.4), may appear in-person at the Board's office, and by extension, a voter registration agency (VRA), and do the following:
510.2 On or after the thirtieth (30th) day preceding an election, a qualified elector may submit a voter registration application or a notice of change of name or address at the Board's office or a VRA. On or after the thirtieth (30th) day preceding a primary election, a qualified elector shall not change his or her party affiliation status. Requests for change of party affiliation status received during the thirty (30) days that precede a primary election shall be held and processed after the election. A change in party affiliation status occurs when a voter:
510.3 A qualified elector may appear in person at the Board's office to complete and sign the Board's official Voter Registration Application between the hours of 8:30 a.m. and 4:45 p.m., Monday through Friday. The Executive Director, or his or her designee, may expand the weekly hours, and may specify other days on which the Board may accept voter registration applications, based on the level of registration activity. Public notice of the expansion of weekly hours shall be provided at least twenty-four (24) hours in advance.
510.4 A voter registration application or a notice of a change of name, address, or party affiliation status that is submitted in-person at the Board's office or a VRA shall be considered to be received by the Board on the date that it is submitted at the Board's office or the voter registration agency.
SOURCE: Final Rulemaking published at 43 DCR 1078, 1086-87 (March 1, 1996); as amended by Final Rulemaking published at 48 DCR 11722 (December 28, 2001); as amended by Final Rulemaking published at 49 DCR 2737 (March 22, 2002); as amended by Final Rulemaking published at 50 DCR 11074 (December 26, 2003); as amended by Final Rulemaking published at 56 DCR 4738, 4740 (June 19, 2009); as amended by Final Rulemaking published at 57 DCR 3267, 3279 (April 16, 2010); as amended by Emergency and Proposed Rulemaking published at 7 DCR 7690 (August 20, 2010)[EXPIRED]; as amended by Final Rulemaking published at 57 DCR 111111, 111117 (November 26, 2010) as amended by Emergency and Federal Rulemaking published at 58 DCR 10752 (December 16, 2012)[EXPIRED]; as amended by Final Rulemaking published at 58 DCR 941, 949 (February 10, 2012); as amended by Final Rulemaking published at 61 DCR 625 (January 24, 2014).