D.C. Mun. Regs. tit. 22, r. 22-B6701
After notice and public hearing, the Director of the Department of Health (the Director) shall prescribe standards for the protection against sources of radiation and other requirements as may be reasonable and necessary to carry out the intent and purpose of the radiation provisions of this title.
The standards and requirements prescribed by the Mayor pursuant to § 6701.1 shall, as far as is practicable, be reasonably compatible with and, in any event, shall not be less restrictive than standards established by the NRC, the Federal Radiation Council, or the National Committee on Radiation Protection and Measurement.
The Director may cause the standards and requirements specified by the Mayor to be codified in a form that the Director shall prescribe.
D.C. Mun. Regs. tit. 22, r. 22-B6701