US lawDistrict of ColumbiaRegulationsTitle 9 — TAXATION AND ASSESSMENTSChapter 9-4 — SALES AND USE TAXES4979 DCMR 497497. PREPAID WIRELESS E911 CHARGE COLLECTION AND REMITTANCEReservedLength: 2 wordsOfficial source Cite as D.C. Mun. Regs. tit. 9, § 497497 [RESERVED]Previous9 DCMR 496Next9 DCMR 498