[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: 20CFR235.2] [Page 498-499] TITLE 20--EMPLOYEES' BENEFITS CHAPTER II--RAILROAD RETIREMENT BOARD PART 235_PAYMENT OF SOCIAL SECURITY BENEFITS BY THE RAILROAD RETIREMENT BOARD--Table of Contents Sec. 235.2 Other regulations related to this part. This part is related to a number of other parts in this chapter: (a) Part 216 describes when a person is eligible for an annuity under the Railroad Retirement Act. (b) Part 222 defines family relationships (for example, who is the wife or widow of an employee) for use when it [[Page 499]] is necessary to establish such a relationship in order to receive a benefit under the Railroad Retirement Act.