{"data":{"id":"us/10-cfr-35.2643","jurisdiction":"us","citation":"10 CFR 35.2643","heading":"Records of periodic spot-checks for remote afterloader units.","body":"(a) A licensee shall retain a record of each spot-check for remote afterloader units required by § 35.643 for 3 years.\n(b) The record must include, as applicable—\n(1) The date of the spot-check;\n(2) The manufacturer's name, model number, and serial number for the remote afterloader unit and source;\n(3) An assessment of timer accuracy;\n(4) Notations indicating the operability of each entrance door electrical interlock, radiation monitors, source exposure indicator lights, viewing and intercom systems, and clock and decayed source activity in the unit's computer; and\n(5) The name of the individual who performed the periodic spot-check and the signature of the authorized medical physicist who reviewed the record of the spot-check.\n(c) A licensee shall retain a copy of the procedures required by § 35.643(b) until the licensee no longer possesses the remote afterloader unit.","path":["Title 10—Energy","CHAPTER I—NUCLEAR REGULATORY COMMISSION","PART 35—MEDICAL USE OF BYPRODUCT MATERIAL","Subpart L—Records"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-10.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:09Z","sha256":"b54bceaee8f1324a7002d28b5ad04ab20ccb418abb85078851e115c5e9bbf92d","source_id":"us-cfr","stale":true,"prev":"us/10-cfr-35.2642","next":"us/10-cfr-35.2645"},"notice":"GroundRules: Original legal text. Not legal advice."}