This Act may be cited as the Nuclear Medicine Clarification Act of 2025.

(a) Revision of regulations required Not later than 120 days after the date of enactment of this Act, the Nuclear Regulatory Commission shall revise section 35.3045(a)(1) of title 10, Code of Federal Regulations, by adding at the end the following: (iv) A dose that is due to an extravasation and exceeds— (A) 0.5 Sv (50 rem) dose equivalent to the 5 cubic centimeter volume of tissue receiving the highest absorbed dose during residence time; or (B) 0.5 Sv (50 rem) shallow dose equivalent to the contiguous 10 square centimeters of skin receiving the highest absorbed dose during residence time.. (b) Effective date The revision required under subsection (a) shall take effect on the date that is 18 months after the date of enactment of this Act.