(a) In general—(1) Taxable years beginning after July 11, 1969. For taxable years beginning after July 11, 1969, a small business investment company to which section 582(c) applies, and which sustains a loss as a result of the worthlessness, or on the sale or exchange, of the stock of a small business concern (as defined in section 103(5) of the Small Business Investment Act of 1958, as amended (15 U.S.C. 662(5)) and in 13 CFR 107.3), shall treat such loss as a loss from the sale or exchange of property which is not a capital asset if:

(i) The stock was issued pursuant to the conversion privilege of the convertible debentures acquired in accordance with the provisions of section 304 of the Small Business Investment Act of 1958 (15 U.S.C. 684) and the regulations thereunder.

(ii) Such loss would, but for the provisions of section 1243, be a loss from the sale or exchange of a capital asset, and

(iii) At the time of the loss, the company is licensed to operate as a small business investment company pursuant to regulations promulgated by the Small Business Administration (13 CFR part 107).

(2) Taxable years beginning before July 11, 1974. For taxable years beginning after September 2, 1958, but before July 11, 1974, a small business investment company to which section 582(c) does not apply, and which sustains a loss as a result of the worthlessness, or on the sale or exchange, of the securities of a small business concern (as defined in section 103(5) of the Small Business Investment Act of 1958, as amended (15 U.S.C. 662(5)) and in 13 CFR 107.3), shall treat such loss as a loss from the sale or exchange of property which is not a capital asset if:

(i) The securities are either the convertible debentures, or the stock issued pursuant to the conversion privilege thereof, acquired in accordance with the provisions of section 304 of the Small Business Investment Act of 1958 (15 U.S.C. 684) and the regulations thereunder.

(ii) Such loss would, but for the provisions of this subparagraph, be a loss from the sale or exchange of a capital asset, and

(iii) At the time of the loss, the company is licensed to operate as a small business investment company pursuant to regulations promulgated by the Small Business Administration (13 CFR part 107).

(b) Material to be filed with return. A small business investment company which claims a deduction for a loss on the convertible debentures (pursuant to paragraph (a)(2) of this section) or stock (pursuant to paragraph (a) (1) or (2) of this section) of a small business concern shall submit with its income tax return a statement that it is a Federal licensee under the Small Business Investment Act of 1958 (15 U.S.C. chapter 14B). The statement shall also set forth: the name and address of the small business concern with respect to whose securities the loss was sustained, the number of shares of stock or the number and denomination of debentures with respect to which the loss is claimed, the basis and selling price thereof, and the respective dates of purchase and sale of the securities, or the reason for their worthlessness and the approximate date thereof. For the rules applicable in determining the worthlessness of securities, see section 165 and the regulations thereunder.