; and (B) with respect to matters relating to the Thrift Savings Plan, be prescribed by the Executive Director (as defined by section 8401(13)). (2) Refunds Notwithstanding subsection (b), the regulations under paragraph (1)(A) shall, in the case of a Member who has not completed at least 5 years of civilian service as of the first day of the One Hundred Sixteenth Congress, provide that the lump-sum credit shall be payable to such Member to the same extent and in the same manner as if such Member satisfied paragraphs (1) through (4) of section 8424(a) as of such day. (e) Exclusions For purposes of this section, the term Member does not include the Vice President. . (2) Clerical amendment The table of sections at the beginning of chapter 84 of title 5, United States Code, is amended by inserting after the item relating to section 8425 the following: 8425a. Termination of further retirement coverage of Members of Congress. . (b) Termination of former Member participation in the Federal Employees Health Benefits Program (1) In general Notwithstanding any other provision of law, an individual who serves as a Member of Congress shall not be eligible to enroll in, or receive health benefits under, the Federal Employees Health Benefits Program under chapter 89 of title 5, United States Code, including the dental and vision benefits provided under chapters 89A and 89B of such title, as an annuitant on the basis of service as a Member of Congress. Nothing in the previous sentence may be construed to prohibit an individual from enrolling in or receiving health benefits under such Program as an annuitant on the basis of the individual’s creditable service under title 5, United States Code, in a position other than as a Member of Congress. (2) Definition of Member of Congress The term Member of Congress has the meaning given that term in section 2106 of title 5, United States Code, but does not include the Vice President. (3) Effective date This subsection shall apply with respect to an individual who serves as a Member of