48 C.F.R. § 926.570-1
The policies, criteria, and procedure specified in 10 CFR part 707, Workplace Substance Abuse Programs at DOE Sites, apply to contracts for work performed at sites owned or controlled by DOE and operated under the authority of the Atomic Energy Act of 1954, as amended, where such work—
(b) Has been determined by DOE to involve—
[75 FR 69012, Nov. 10, 2010]