Document: 10 CFR Part 73
Document ID: f0005ad5-bd4d-4a99-8219-c8449790e03e
Document Type: cfr
Title: Exemptions for certain quantities and kinds of special nuclear material.
Source: 10 CFR Part 73
Source URL: https://www.ecfr.gov/current/title-10/part-73/section-73.6
Revision Date: 
Chapter: 
Section ID: 73.6
CFR Part: 73
CFR Title: 10

Content:
§ 73.6 Exemptions for certain quantities and kinds of special nuclear material. A licensee is exempt from the requirements of 10 CFR part 26 and §§ 73.20 , 73.25 , 73.26 , 73.27 , 73.45 , 73.46 , 73.70 and 73.72 with respect to the following special nuclear material: ( a ) Uranium-235 contained in uranium enriched to less than 20 percent in the U-235 isotope. ( b ) Special nuclear material which is not readily separable from other radioactive material and which has a total external radiation level in excess of 1 gray (100 rad) per hour at a distance of 1 meter (3.3 feet) from any accessible surface without intervening shielding. ( c ) Special nuclear material in a quantity not exceeding 350 grams of uranium-235, uranium-233, plutonium, or a combination thereof, possessed in any analytical, research, quality control, metallurgical or electronic laboratory. ( d ) Special nuclear material that is being transported by the United States Department of Energy transport system. ( e ) Special nuclear material at non-power reactors. Licensees subject to § 73.60 are not exempted from §§ 73.70 and 73.72 , and licensees subject to § 73.67(e) are not exempted from § 73.72 of this part . [ 40 FR 52841 , Nov. 13, 1975, as amended at 44 FR 68187 , Nov. 28, 1979; 58 FR 31471 , June 3, 1993; 78 FR 34250 , June 7, 2013; 86 FR 43402 , Aug. 9, 2021]