10 CFR § 709.13
Implications of refusal to take a polygraph examination
June 9, 2020
(a) Subject to §709.14 of this part, a covered person may refuse to take a polygraph examination pursuant to §709.3 of this part, and a covered person being examined may terminate the examination at any time.
(b) If a covered person terminates a polygraph examination prior to the completion of the examination, DOE may treat that termination as a refusal to complete a CI evaluation under §709.14 of this part.