Wash. Admin. Code § 246-229-0100
| Records | Retention time |
| Operator training and qualifications | Two years past last employment/operation |
| Safety and warning device checks | Two years |
| Area radiation monitors | Two years (if necessary) |
| Instrumentation tests | Two years |
| Smear results | Two years (if necessary) |
| Qualified expert radiation protection surveys | Life of the accelerator |
| Electrical circuit diagrams | Life of the accelerator |
| Permanent log of bypassing interlocks | Life of the accelerator |
[Statutory Authority: RCW 70.98.050 and [70.98.]080. WSR 02-14-050, § 246-229-0100, filed 6/27/02, effective 7/28/02.]