On April 28, 2025, the NRC issued a notice of violation (Notice) to Aaron Swan and Associates (licensee) for a severity level III violation. The violation involved the licensee’s failure to use a minimum of two independent physical controls that formed tangible barriers to secure portable gauges from unauthorized removal, when portable gauges were not under the control and constant surveillance of the licensee, as required by Title 10 of the Code of Federal regulations 30.34(i). The Notice also includes three SL IV violations associated with the licensee’s radiation safety program.