{"data":{"id":"us/20-cfr-229.1","jurisdiction":"us","citation":"20 CFR 229.1","heading":"Introduction.","body":"This part explains when an annuity can be increased under the social security overall minimum guarantee, also sometimes referred to as the “special guaranty”, and how the increased amount is determined. Deductions and reductions in the overall minimum rate are explained.","path":["Title 20—Employees' Benefits","CHAPTER II—RAILROAD RETIREMENT BOARD","SUBCHAPTER B—REGULATIONS UNDER THE RAILROAD RETIREMENT ACT","PART 229—SOCIAL SECURITY OVERALL MINIMUM GUARANTEE","Subpart A—General"],"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":"1c08de3e6640acf7f69f5e197edd810fb5376dfae071e5989b5c213394c173ec","source_id":"us-cfr","stale":true,"prev":"us/20-cfr-228.60","next":"us/20-cfr-229.2"},"notice":"GroundRules: Original legal text. Not legal advice."}