This section does not apply to the hours of sale on December 31 and January 1 set out in § 21–2007 of this subtitle. Reserved. A holder of a Class B beer, wine, and liquor license may sell beer, wine, and liquor on Monday through Saturday, from 6 a.m. to 2 a.m. the following day. Sunday sales are allowed from 6 a.m. to midnight in: election districts 11 and 15; and any other election district or precinct of an election district in which the voters in a referendum authorized by law approve Sunday sales as specified in this paragraph. A holder of a Class BDR (deluxe restaurant) beer, wine, and liquor license may sell beer, wine, and liquor on Monday through Saturday, from 6 a.m. to 2 a.m. the following day. Sunday sales are allowed from 6 a.m. to midnight in: election districts 11 and 15; and any other election district or precinct of an election district in which the voters in a referendum authorized by law approve Sunday sales as specified in this paragraph. A holder of a Class C beer, wine, and liquor license may sell beer, wine, and liquor on Monday through Saturday, from 6 a.m. to 2 a.m. the following day. Sunday sales are allowed from 6 a.m. to midnight in: election districts 11 and 15; and any other election district in which the voters by referendum approve Sunday sales. A holder of a Class D beer, wine, and liquor license may sell beer, wine, and liquor on Monday through Saturday, from 6 a.m. to 2 a.m. the following day. Sunday sales are allowed from 6 a.m. to midnight in: election districts 11 and 15; and any other election district or precinct of an election district in which the voters in a referendum authorized by law approve Sunday sales as specified in this paragraph.