Pub. L. 91-172, tit. IX, subtit. A, sec. 917
RECOGNITION OF GAIN IN CERTAIN LIQUIDATIONS.
SEC. 917. RECOGNITION OF GAIN IN CERTAIN LIQUIDATIONS. For purposes of applying section 333 (e) and (f) of the Internal Revenue Code of 1954 to a distribution in liquidation of a corporation during 1970, stock (including stock received in respect of such stock by reason of a stock dividend or stock split) or securities received by a qualified electing shareholder in exchange for his stock in the liquidating corporation shall be considered as having been acquired by the liquidating corporation before January 1, 1954, if— (1) such stock or securities were acquired by the liquidating corporation after December 31, 1953, from such qualified electing shareholder (or from a person from whom such qualified electing shareholder acquired such stock in the liquidating corporation by gift, bequest, or inheritance) solely in exchange for its stock in a transaction to which section 351 of such Code (or the corresponding provisions of prior law) applied, and (2) the holding period of such stock or securities in the hands of the liquidating corporation, determined under section 1223(2) of such Code, includes any period before January 1, 1954.