43 C.F.R. § 45.57 What is the standard of proof?
Title 43 - Public Lands: Interior
The standard of proof is a preponderance of the evidence.
Title 43: Public Lands: Interior
PART 45—CONDITIONS AND PRESCRIPTIONS IN FERC HYDROPOWER LICENSES
Subpart B—Hearing Process
Hearing, Briefing, and Decision
§ 45.57 What is the standard of proof?

