{"data":{"id":"us/39-cfr-951.4","jurisdiction":"us","citation":"39 CFR 951.4","heading":"Authorization of appearance may be required.","body":"The Judicial Officer, the head of any department of the Postal Service or any Administrative Law Judge may require any person to present satisfactory evidence of his authority to represent the person for whom he appears.","path":["Title 39—Postal Service","CHAPTER I—UNITED STATES POSTAL SERVICE","SUBCHAPTER N—PROCEDURES","PART 951—ELIGIBILITY TO PRACTICE BEFORE THE POSTAL SERVICE"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-39.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:51Z","sha256":"2c9b1132eb22b5df2935be388276a378a18efbd689350f67dd59b66058684ba4","source_id":"us-cfr","stale":true,"prev":"us/39-cfr-951.3","next":"us/39-cfr-951.5"},"notice":"GroundRules: Original legal text. Not legal advice."}