Office of Nuclear Reactor Regulation

The Office of Nuclear Reactor Regulation (NRR) is a regulatory body within the U.S. Nuclear Regulatory Commission (NRC). Its primary function is to oversee the safety and security of commercial nuclear power plants and non-power reactors in the United States. Established to ensure that nuclear reactors operate safely, NRR is responsible for various activities, including: 1. **Licensing**: NRR manages the licensing process for new reactors and the renewal of licenses for operating reactors.