account balance to the participant in a single payment. (e) Coordination with title 5 A magistrate judge of the Tax Court who elects to receive an annuity under this section— (1) shall not be subject to deductions and contributions otherwise required by section 8334(a) of title 5 United States Code, (2) shall be excluded from the application of chapter 84 (other than subchapters III and VII) of such title 5, and (3) is entitled to a lump-sum credit under section 8342(a) or 8424 of such title 5, as the case may be. . (b) Conforming amendments (1) Section 3121(b)(5)(E) of the Internal Revenue Code of 1986 is amended by inserting or magistrate judge before of the United States Tax Court . (2) Section 210(a)(5)(E) of the Social Security Act ( 42 U.S.C. 410(a)(5)(E) ) is amended by inserting or a magistrate judge of the Tax Court who files an election under section 7443B(a) of the Internal Revenue Code of 1986 after of the United States Tax Court . (3) Section 7448(b)(2) of the Internal Revenue Code of 1986 is amended to read as follows: (2) Magistrate judges of the Tax Court Any magistrate judge of the Tax Court may by written election filed with the chief judge bring himself or herself within the purview of this section. Such election shall be filed while such individual is a magistrate judge of the Tax Court. . (c) Clerical amendment The table of sections for part I of subchapter C of chapter 76 of the Internal Revenue Code of 1986 is amended by inserting after the item relating to section 7443A the following new item: Sec. 7443B. Retirement for magistrate judges of the Tax Court. . (d) Effective date The amendments made by this section shall take effect on the date of the enactment of this Act. 308. Provisions for recall (a) In general Part I of subchapter C of chapter 76 of the Internal Revenue Code of 1986, as amended by section 307, is amended by inserting after section 7443B the following new section: 7443C. Recall of magistrate judges of the Tax Court (a) Recalling of retired magistrate judges of the Tax