A licensee must conduct a quarterly physical inventory to account for all sealed sources and for devices containing depleted uranium received and possessed under a license issued under parts 4731.4000 to 4731.4360.
A licensee must maintain records of the quarterly inventory according to part 4731.4250.
Minn. R. agency 144, ch. 4731, INDUSTRIAL RADIOGRAPHY, pt. 4731.4080
Statutory Authority: MS s 144.1202; 144.1203