D.C. Mun. Regs. tit. 25, r. 25-E300
Licensees of a newly constructed, remodeled, or renovated barber, cosmetology, and personal grooming facility shall ensure that the design, construction, building materials, and workmanship complies with most recent versions of the District of Columbia Construction Codes, as specified in § 102.1(g)(1).
Licensees of existing barber, cosmetology, and personal grooming facilities shall maintain in good condition the physical integrity of its facility by repairing or replacing structural or design defects, operating systems, or fixtures in use before the effective date of this Subtitle as specified in § 102.1(g)(1).
Existing barber, cosmetology, and personal grooming facilities shall be constructed with solid walls or partitions as specified in § 102.1(g)(1) and shall bear the appropriate preconstruction permits.
At least thirty (30) calendar days before beginning construction or remodeling of a barber, cosmetology, or personal grooming facility, the licensee shall submit construction plans with all schedules, including but not limited to floor plans, elevations, and electrical schematics, to the Department for review and approval, as specified in § 604.
D.C. Mun. Regs. tit. 25, r. 25-E300