On February 16, 2022, the NRC issued a notice of violation and proposed imposition of civil penalty in the amount of $7,000 to Marian Medical Services, LLC (licensee) for a Severity Level III violation. The violation involved the licensee’s failure to (1) secure from unauthorized removal or access licensed materials that were stored in controlled or unrestricted areas, as required by Title 10 of the Code of Federal Regulations (10 CFR) 20.1801, and (2) control and maintain constant surveillance of licensed material that was in a controlled or unrestricted area and that was not in storage, as required by 10CFR 20.1802. In addition, the notice included one severity level III problem associated with three related violations. The violations involved the licensee’s failure to (1) confine possession and use of the byproduct material to the locations and purposes authorized in the license, as required by 10 CFR 30.34(c), (2) develop, document, and implement a radiation protection program commensurate with the scope and extent of licensed activities and sufficient to ensure compliance with the provisions of 10 CFR Part 20, as required by 10 CFR 20.1101(a), and (3) conduct a semi-annual physical inventory of all sealed sources in its possession authorized under 10 CFR Part 35, as required by 10 CFR 35.67(g).