(a) In general. Except as otherwise provided, the provisions of § 15a.453-1 (a) through (e) generally apply to installment method reporting for sales of real property and casual sales of personal property occurring after October 19, 1980. See 26 CFR § 1.453-1 (rev. as of April 1, 1980) for the provisions relating to installment method reporting for sales of real property and casual sales before October 20, 1980 (except as provided in paragraph (b) of this section) and for provisions relating to installment sales by dealers in personal property occurring before October 20, 1980.

(b) Certain limitations. The provisions of prior law (section 453(b) of the Internal Revenue Code of 1954, in effect as of October 18, 1980) which required that the buyer receive no more than 30 percent of the selling price in the taxable year of the installment sale and that at least two payments be received shall not apply to reporting for casual installment sales of personal property and installment sales of real property occurring in a taxable year ending after October 19, 1980.