D.C. Mun. Regs. tit. 16, § 407
407.1 A private tow shall not be subject to the requirements of § 406, but shall be subject to all other sections of these regulations.
407.2 Before a towing business may undertake the private tow of a vehicle in the District of Columbia, the towing business must obtain written consent for the tow from the owner, lien holder, owner's agent, or operator of the vehicle.
SOURCE: Final Rulemaking published at 52 DCR 522 (January 21, 2005).