Minnesota Administrative Rules
Agency 144 - Health Department
Chapter 4731 - RADIATION SAFETY
STANDARDS FOR PROTECTION AGAINST RADIATION
Part 4731.2300 - CAUTION SIGNS
Current through Register Vol. 49, No. 13, September 23, 2024
Subpart 1. Radiation symbol.
Unless otherwise authorized by the commissioner, the standard radiation symbol used to designate a radiation hazard is as prescribed in this subpart. The radiation symbol is the three-bladed design:
Subp. 2. Exception; radiation symbol.
Notwithstanding the requirements of subpart 1, licensees may label sources, source holders, or device components containing sources of licensed materials that are subjected to high temperatures with conspicuously etched or stamped radiation caution symbols and without a color requirement.
Subp. 3. Additional information.
In addition to the contents of signs and labels prescribed in this chapter, a licensee may provide, on or near the required signs and labels, additional information, as appropriate, to make individuals aware of potential radiation exposures and to minimize the exposures.
Statutory Authority: MS s 144.1202; 144.1203