10 CFR § 35.2432 - Records of calibration measurements of brachytherapy sources.
---identifier: "/us/cfr/t10/s35.2432"source: "ecfr"legal_status: "authoritative_unofficial"title: "10 CFR § 35.2432 - Records of calibration measurements of brachytherapy sources."title_number: 10title_name: "Energy"section_number: "35.2432"section_name: "Records of calibration measurements of brachytherapy sources."chapter_name: "NUCLEAR REGULATORY COMMISSION"part_number: "35"part_name: "MEDICAL USE OF BYPRODUCT MATERIAL"positive_law: falsecurrency: "2026-04-05"last_updated: "2026-04-05"format_version: "1.1.0"generator: "[email protected]"authority: "Atomic Energy Act of 1954, secs. 81, 161, 181, 182, 183, 223, 234, 274 (42 U.S.C. 2111, 2201, 2231, 2232, 2233, 2273, 2282, 2021); Energy Reorganization Act of 1974, secs. 201, 206 (42 U.S.C. 5841, 5846); 44 U.S.C. 3504 note."regulatory_source: "67 FR 20370, Apr. 24, 2002, unless otherwise noted."cfr_part: "35"---
Identifier
/us/cfr/t10/s35.2432
Currency
2026-04-05
Positive Law
No
Updated
2026-04-05
Chapter
Nuclear Regulatory Commission
Authority
Atomic Energy Act of 1954, secs. 81, 161, 181, 182, 183, 223, 234, 274 (42 U.S.C. 2111, 2201, 2231, 2232, 2233, 2273, 2282, 2021); Energy Reorganization Act of 1974, secs. 201, 206 (42 U.S.C. 5841, 58... Atomic Energy Act of 1954, secs. 81, 161, 181, 182, 183, 223, 234, 274 (42 U.S.C. 2111, 2201, 2231, 2232, 2233, 2273, 2282, 2021); Energy Reorganization Act of 1974, secs. 201, 206 (42 U.S.C. 5841, 5846); 44 U.S.C. 3504 note.
# 35.2432 Records of calibration measurements of brachytherapy sources.(a) A licensee shall maintain a record of the calibrations of brachytherapy sources required by § 35.432 for 3 years after the last use of the source.(b) The record must include—(1) The date of the calibration;(2) The manufacturer's name, model number, and serial number for the source and the instruments used to calibrate the source;(3) The source output or activity;(4) The source positioning accuracy within the applicators; and(5) The name of the individual, the source manufacturer, or the calibration laboratory that performed the calibration.[67 FR 20370, Apr. 24, 2002, as amended at 68 FR 19326, Apr. 21, 2003]