{"data":{"id":"us/10-cfr-35.2075","jurisdiction":"us","citation":"10 CFR 35.2075","heading":"Records of the release of individuals containing unsealed byproduct material or implants containing byproduct material.","body":"(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—\n(1) Using the retained activity rather than the activity administered;\n(2) Using an occupancy factor less than 0.25 at 1 meter;\n(3) Using the biological or effective half-life; or\n(4) Considering the shielding by tissue.\n(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).\n(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.","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":"2863a615c17ae2519185279b17bc02f7ef5779957f3e4bc638b4521f316b5ac0","source_id":"us-cfr","stale":true,"prev":"us/10-cfr-35.2070","next":"us/10-cfr-35.2080"},"notice":"GroundRules: Original legal text. Not legal advice."}