NRCFinal Rule

Approval of American Society of Mechanical Engineers Unconditioned Code Cases

EnergyEnvironment

Summary

The Nuclear Regulatory Commission is approving new technical standards from the American Society of Mechanical Engineers that will be used to inspect and maintain equipment in nuclear power plants. This update helps ensure nuclear facilities meet current safety requirements without needing special exceptions.

Key Points

  • 1The NRC is officially accepting new ASME code standards that nuclear power plants can use for equipment inspections and repairs
  • 2These standards eliminate the need for nuclear facilities to request special approval cases for routine maintenance and upgrades
  • 3The change applies to equipment like pipes, pressure vessels, and other mechanical systems critical to safe nuclear operations
  • 4Nuclear power plant operators will have clearer, more streamlined rules for maintaining their equipment
  • 5This regulation takes effect immediately and modernizes safety standards that nuclear plants must follow

Key Dates

Published

January 27, 2026

This summary is for informational purposes only. It may not capture all nuances of the regulation. Always refer to the official text for authoritative information.

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