8333 the following: 8333a. Expulsion from Congress. . 3. Provisions relating to the federal employees’ retirement system (a) In general Chapter 84 of title 5, United States Code, is amended by inserting after section 8410 the following: 8410a. Expulsion from Congress (a) Noncreditability of member service If an individual is expelled from Congress, all Member service previously performed by such individual shall be noncreditable for purposes of determining eligibility for or the amount of any annuity which might otherwise be payable out of the Fund based on the service of such individual under this chapter. (b) Refund of contributions and deposits If an individual’s Member service becomes noncreditable by reason of subsection (a), that portion of such individual’s lump-sum credit which is attributable to such Member service (less any amount previously refunded or paid as annuity benefits) shall, on proper application, be payable to such individual or, if deceased, to the appropriate person determined under section 8424. (c) Amounts properly paid not affected An individual whose Member service is made noncreditable by reason of subsection (a) is not thereafter required to repay any part of an annuity under this chapter otherwise properly paid to such individual before the date of the expulsion, if any. (d) Forfeiture of government contributions to thrift savings plan If an individual’s Member service becomes noncreditable by reason of subsection (a), all contributions made by the Government for the benefit of that individual under section 8432(c) while that individual was performing Member service, and all earnings attributable to such contributions, shall be forfeited. (e) Coordination provision Nothing in this section shall be considered to supersede or otherwise affect the application of subchapter II of chapter 83. (f) Definition For the purpose of this section, the term Member service means, in the case of an individual subject to this chapter, service performed by such individual as a Member (as defined by