The provisions in this Subtitle shall apply to:
Access to a barber, cosmetology, or personal grooming facility through any place designed, intended, or used for human habitation is prohibited, and shall be accessed by a separate entrance.
Areas that open directly into any room used as living or sleeping quarters in private homes shall not be used to provide barbering, cosmetology, or personal grooming services.
D.C. Mun. Regs. tit. 25, r. 25-E304