Link to an amendment published at 90 FR 5624, Jan. 17, 2025.

1. (a) Relevant evidence, including hearsay evidence, that is not unduly repetitious or cumulative is admissible.
2. (b) The proponent of an order has the burden of proof. A party shall have the right to present his case or defense by oral or documentary evidence, to submit rebuttal evidence, and to conduct such cross-examination as may be required for a full and true disclosure of the facts.