5 C.F.R. § 990.102 Agents.
Title 5 - Administrative Personnel
A competent person of good moral character and of good repute who is a citizen of the United States, or who has declared his intention to become a citizen of the United States, may be designated as an agent. A person (other than a Member of Congress) claiming to act as an agent shall submit a written statement from the preference eligible (OPM Form 307) authorizing him to represent the preference eligible in his claim or appeal. A written statement is not required of a Member of Congress claiming to act as an agent to represent a preference eligible in his claim or appeal.
Title 5: Administrative Personnel
PART 990—GENERAL AND MISCELLANEOUS
Subpart A—Claims and Appeals of Veterans; Recognition of Representatives
§ 990.102 Agents.

