PUBLIC LAW 101-508—NOV. 5, 1990 104 STAT. 1388-517 attributable to a prior sale" and inserting "to the extent not previously taken into account under this subsection". (2) EFFECTIVE DATE. — The amendment made by paragraph (1) 26 USC 1043 shall apply to sales after November 30, 1989. ^o^- (b) CONFORMING AMENDMENT TO REPEAL OF SECTION 89. — (1) IN GENERAL. —Subparagraph (B) of section 414(n)(2) is amended by striking "(6 months in the case of core health benefits)". (2) EFFECTIVE DATE. — The amendment made by subsection (a) 26 USC 414 note, shall take effect as if included in the amendments made by section 1151 of the Tax Reform Act of 1986. (c) AMENDMENTS TO GENERATION-SKIPPING TRANSFER TAX.— (1) Subparagraph (B) of section 2642(c)(2) is amended by striking "such individual dies before the trust is terminated" and inserting "the trust does not terminate before the individual dies". (2) Paragraph (2) of section 2642(c) is amended by adding at the end thereof the following new sentence: "Rules similar to the rules of section 2652(c)(3) shall apply for purposes of subparagraph (A). " (3) Subparagraph (C) of section 1433(b)(2) of the Tax Reform 26 USC 2601 Act of 1986 shall not exempt any generation-skipping transfer ^°^- from the amendments made by subtitle D of title XVI of such Act to the extent such transfer is attributable to property transferred by gift or by reason of the death of another person to the decedent (or trust) referred to in such subparagraph after August 3, 1990. (4) The amendments made by paragraphs (1) and (2) shall 26 USC 2642 apply to transfers after March 31, 1988. '^°^- (d) TREATMENT OF CERTAIN PARTNERSHIP INTEREST UNDER SECTION 1031. — (1) IN GENERAL. —Paragraph (2) of section 1031(a) is amended by adding at the end thereof the following new sentence: "For purposes of this section, an interest in a partnership which has in effect a valid election under section 761(a) to be excluded from the application of all of subchapter K shall be treated as ' an interest in each of the assets of such partnership and not as an interest in a partnership." (2) EFFECTIVE DATE. — The amendment made by paragraph (1) 26 USC 1031 shall apply to transfers after July 18, 1984. ^°^- (e) TREATMENT OF CERTAIN SEPARATED EMPLOYEES.— (1) IN GENERAL.— Paragraph (6) of section 79(d) is amended by striking "any retired employee" and inserting "any former employee". (2) EFFECTIVE DATE. —The amendment made by paragraph (1) 26 USC 79 note, shall apply to employees separating from service after the date of the enactment of this Act. (f) TREATMENT OF CERTAIN MEDICAL CARE REIMBURSEMENTS UNDER WAGE WITHHOLDING. — (1) IN GENERAL. —Subsection (a) of section 3401 is amended by striking "or" at the end of paragraph (18), by striking the period at the end of paragraph (19) and inserting "; or", and by adding at the end thereof the following new paragraph: "(20) for any medical care reimbursement made to or for the benefit of an employee under a self-insured medical reimbursement plan (within the meaning of section 105(h)(6))."