US lawDistrict of ColumbiaRegulationsTitle 11 โ ZONING REGULATIONS OF 1958Chapter 11-31 โ BOARD OF ZONING ADJUSTMENT RULES OF PRACTICE AND PROCEDURE317311 DCMR 31733173. [RESERVED]ReservedLength: 2 wordsOfficial source Cite as D.C. Mun. Regs. tit. 11, ยง 31733173 [RESERVED]Previous11 DCMR 3172Next11 DCMR 3174