{"data":{"id":"us/10-cfr-9.301","jurisdiction":"us","citation":"10 CFR 9.301","heading":"Social Security account numbers in documents sent by mail.","body":"(a) Social Security account numbers shall not be visible on the outside of any package sent by mail.\n(b) A document sent by mail may only include the Social Security account number of an individual if it is determined by the head of the agency that the inclusion of a Social Security account number is necessary.\n(c) The inclusion of a Social Security account number of an individual on a document sent by mail is necessary when—\n(1) Required by law; or\n(2) Necessary to identify a specific individual and no adequate substitute is available.\n(d) Social Security account numbers must be partially redacted in documents sent by mail whenever feasible.","path":["Title 10—Energy","CHAPTER I—NUCLEAR REGULATORY COMMISSION","PART 9—PUBLIC RECORDS","Subpart E—Social Security Number Fraud Prevention Act Requirements"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-10.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:09Z","sha256":"2415c2fbefbdafe2d98749104493fd43967d9b073cadac381e34c5dd63dbd33d","source_id":"us-cfr","stale":true,"prev":"us/10-cfr-9.300","next":"us/10-cfr-10.1"},"notice":"GroundRules: Original legal text. Not legal advice."}