[Code of Federal Regulations] [Title 20, Volume 1] [Revised as of April 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 20CFR225.40] [Page 451] TITLE 20--EMPLOYEES' BENEFITS CHAPTER II--RAILROAD RETIREMENT BOARD PART 225_PRIMARY INSURANCE AMOUNT DETERMINATIONS--Table of Contents Subpart E_Cost-of-Living Increases Sec. 225.40 General. A cost-of-living increase is an automatic increase in a PIA provided under section 215(i) of the Social Security Act. The Social Security Administration determines the percentage amount of any cost-of-living increase paid by the Board. [[Page 452]]