On January 25, 2024, the NRC issued a notice of violation and proposed imposition of civil penalty in the amount of $18,000 to International Isotopes, Inc. (licensee) for a Severity Level (SL) III violation. The SL III violation involved the licensee’s failure to manufacture and distribute a sealed source that was in accordance with the provisions of the registration certificate as required by Title 10 of the Code of Federal Regulations (10 CFR) 32.210(f) and License Condition 9.D of NRC Materials License 11-27680-01MD.