[Code of Federal Regulations] [Title 5, Volume 3] [Revised as of January 1, 2001] From the U.S. Government Printing Office via GPO Access [CITE: 5CFR1600.1] [Page 175-176] TITLE 5--ADMINISTRATIVE PERSONNEL CHAPTER VI--FEDERAL RETIREMENT THRIFT INVESTMENT BOARD PART 1600--EMPLOYEE ELECTIONS TO CONTRIBUTE TO THE THRIFT SAVINGS PLAN--Table of Contents Subpart A--General Sec. 1600.1 Definitions. Terms used in this part shall have the following meanings: Act means the Federal Employees' Retirement System Act of 1986, as amended. Basic pay means basic pay as defined in 5 U.S.C. 8331(3), and it is the rate of pay used in computing any amount the individual is required to contribute to the Civil Service Retirement and Disability Fund as a condition for participating in the Civil Service Retirement System or the Federal Employees' Retirement System, as the case may be. Board means the Federal Retirement Thrift Investment Board established pursuant to 5 U.S.C. 8472. CSRS means the civil service retirement system established by Subchapter III of Chapter 83 of Title 5, United States Code. CSRS employee means employee as defined in 5 U.S.C. 8331(1) or Member as defined in 5 U.S.C. 8331(2). Election period means the last calendar month of an open season and is the earliest period in which an election during that open season to make or change a contribution can become effective. Employee or FERS employee means employee as defined in 5 U.S.C. 8401(11) or Member as defined in 5 U.S.C. 8401(20). Employing agency means the agency which is responsible for making contributions to the Thrift Savings Plan on behalf of a FERS employee or a CSRS employee. Executive Director means the Executive Director of the Federal Retirement Thrift Investment Board, as defined in 5 U.S.C. 8401(13) and as further described in 5 U.S.C. 8474. FERS means the Federal employees' retirement system established by chapter 84 of title 5, United States Code. Highly compensated employee means an employee with annual basic pay of more than $50,000. This amount is subject to adjustment from time to time in accordance with applicable tax laws and regulations. Open season means the period during which employees may make an election with respect to the Thrift Savings Plan. [[Page 176]] Thrift Savings Plan means the activity established pursuant to subchapter III of Pub. L. No. 99-335 (June 6, 1986), the Federal Employees' Retirement System Act of 1986. [52 FR 45802, Dec. 2, 1987, as amended at 61 FR 58754, Nov. 18, 1996]