14 CFR § 16.227 - Standard of proof.
§ 16.227 Standard of proof.
The hearing officer shall issue an initial decision or rule in a party's favor only if the decision or ruling is in accordance with law and supported by a preponderance of the reliable, probative, and substantial evidence contained in the record.
[Amdt. 16-1, as amended at 78 FR 56147, Sept. 12, 2013]