Rule lifecycle · RIN:3150-AL49
Modernizing NRC Regulations for Byproduct Material Use
Nuclear Regulatory Commission — observed across 2 documents over 3 days.
In plain English
The NRC is updating its rules for how companies can use radioactive byproduct materials in medical, industrial, and research work. Small-business owners using radioactive materials need to review the changes when they're finalized to make sure your licenses and procedures stay compliant with the new standards.
First seen
May 18, 2026
Last seen
May 21, 2026
Latest stage
Proposed Rule
PRORULE → RULE
—
Effective on
Thursday, May 21, 2026
Stage timeline
Proposed·May 18, 2026·91 FR 28916
Modernizing NRC Regulations for Byproduct Material Use
comments close Jul 2, 2026#2026-09877
Proposed·May 21, 2026·91 FR 29922
Modernizing NRC Regulations for Byproduct Material Use
effective May 21, 2026#2026-10224