D.C. Mun. Regs. tit. 31, § 1324
1324.1 A taximeter shall be inspected by the taximeter business whenever it is installed, repaired, or calibrated. Inspection shall include examination of the taximeter installation and operation to verify compliance with:
1324.2 This section shall not apply to repairs which are made exclusively to the printing mechanism or the resetting of the date and/or time on the printer receipt.
SOURCE: Final Rulemaking published at 55 DCR 3831 (April 11, 2008).