Each licensee shall place and maintain a legible and conspicuous sign that complies with the requirements of the District Department of Transportation, as provided for in Title 24, Chapter 16 of the District of Columbia Municipal Regulations.
Each sign shall state the fees charged for the valet parking of motor vehicles.
No licensee shall charge, or permit to be charged, any greater fee than is posted.
D.C. Mun. Regs. tit. 24, r. 24-617