D.C. Mun. Regs. tit. 25, r. 25-F408
All tanning equipment and devices shall be constructed with a smooth, cleanable, nonabsorbent surface, and shall be cleaned and sanitized after each tanning session.
All tanning equipment and devices shall, between consumers, be wiped with a clean paper or cloth towel using a cleaning solution on all surfaces and then sanitized as specified in Sections 408.3 and 408.4 on any portion of the surface which may come in contact with a person's body, after each tanning session.
All tanning equipment and devices, including required eyewear, shall be sanitized with a U.S. Environmental Protection Agency (EPA)-registered sanitizer in accordance with the EPA approved label that is specifically manufactured for sanitizing ultraviolet light emitting equipment, protective eyewear, and that does not damage the unit's acrylic plastic surface.
A test kit or other device that accurately measures the concentration of the sanitizing solution in parts per million (ppm) shall be used to measure the strength of the sanitizing solution at least twice per day of tanning facility operation to ensure sufficient strength of the sanitizing solution.
Tanning facilities shall maintain adequate supplies for cleaning and sanitizing of all tanning equipment and devices.
D.C. Mun. Regs. tit. 25, r. 25-F408