10 CFR § 35.2075 - Records of the release of individuals containing unsealed byproduct material or implants containing byproduct material.
---identifier: "/us/cfr/t10/s35.2075"source: "ecfr"legal_status: "authoritative_unofficial"title: "10 CFR § 35.2075 - Records of the release of individuals containing unsealed byproduct material or implants containing byproduct material."title_number: 10title_name: "Energy"section_number: "35.2075"section_name: "Records of the release of individuals containing unsealed byproduct material or implants containing byproduct material."chapter_name: "NUCLEAR REGULATORY COMMISSION"part_number: "35"part_name: "MEDICAL USE OF BYPRODUCT MATERIAL"positive_law: falsecurrency: "2026-03-24"last_updated: "2026-03-24"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/s35.2075
Currency
2026-03-24
Positive Law
No
Updated
2026-03-24
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.
# 35.2075 Records of the release of individuals containing unsealed byproduct material or implants containing byproduct material.(a) A licensee shall retain a record of the basis for authorizing the release of an individual in accordance with § 35.75, if the total effective dose equivalent is calculated by—(1) Using the retained activity rather than the activity administered;(2) Using an occupancy factor less than 0.25 at 1 meter;(3) Using the biological or effective half-life; or(4) Considering the shielding by tissue.(b) A licensee shall retain a record that the instructions required by § 35.75(b) were provided to a breast-feeding female if the radiation dose to the infant or child from continued breast-feeding could result in a total effective dose equivalent exceeding 5 mSv (0.5 rem).(c) The records required by paragraphs (a) and (b) of this section must be retained for 3 years after the date of release of the individual.