U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
A State with primary enforcement responsibility shall act on any variance or exemption request submitted to it, within 90 days of receipt of the request.
Regulations most recently checked for updates: Aug 27, 2025
A State with primary enforcement responsibility shall act on any variance or exemption request submitted to it, within 90 days of receipt of the request.