Which federal regulation governs the radioactive materials in the US?

The federal regulation governing radioactive materials in the United States is primarily found in Title 10 of the Code of Federal Regulations (CFR), specifically parts 30 through 39. These regulations are administered by the Nuclear Regulatory Commission (NRC) and cover the licensing, use, and disposal of radioactive materials to ensure public safety and environmental protection. Additionally, the Environmental Protection Agency (EPA) sets standards related to radiation protection and environmental impacts.