CFR > Title 14 - Aeronautics and Space > CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION > SUBCHAPTER B—PROCEDURAL RULES (parts 11 to 17) > PART 13—INVESTIGATIVE AND ENFORCEMENT PROCEDURES > SUBPART G—Rules of Practice in FAA Civil Penalty Actions (§13.201 to §13.235) > 13.223—Standard of proof.

13.223—Standard of proof.

The administrative law judge shall issue an initial decision or shall rule in a party's favor only if the decision or ruling is supported by, and in accordance with, the reliable, probative, and substantial evidence contained in the record. In order to prevail, the party with the burden of proof shall prove the party's case or defense by a preponderance of reliable, probative, and substantial evidence.