{"data":{"id":"us/20-cfr-209.3","jurisdiction":"us","citation":"20 CFR 209.3","heading":"Social security number required.","body":"Each employer shall furnish to the Board a social security number for each employee for whom any report is submitted to the Board. Employers are encouraged to validate any social security number provided under this section.","path":["Title 20—Employees' Benefits","CHAPTER II—RAILROAD RETIREMENT BOARD","SUBCHAPTER B—REGULATIONS UNDER THE RAILROAD RETIREMENT ACT","PART 209—RAILROAD EMPLOYERS' REPORTS AND RESPONSIBILITIES"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-20.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:45Z","sha256":"466b5f1e0aaadfca2f9e77285999a2db6cd66d208ff9bf29fe36cc15735a7686","source_id":"us-cfr","stale":true,"prev":"us/20-cfr-209.2","next":"us/20-cfr-209.4"},"notice":"GroundRules: Original legal text. Not legal advice."}