[Code of Federal Regulations] [Title 20, Volume 1] [Revised as of April 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 20CFR229.21] [Page 480] TITLE 20--EMPLOYEES' BENEFITS CHAPTER II--RAILROAD RETIREMENT BOARD PART 229_SOCIAL SECURITY OVERALL MINIMUM GUARANTEE--Table of Contents Subpart C_Eligibility for Increase Under the Overall Minimum Sec. 229.21 When a spouse is eligible for an increase under the overall minimum. Normally, only the employee annuity receives the amount of the overall minimum increase. However, a spouse annuity may be increased under the O/M in cases in which the O/M benefit amount exceeds the total amount of the employee and spouse annuity.