§ 1244.
(b)
Maximum amount for any taxable year
For any taxable year the aggregate amount treated by the taxpayer by reason of this section as an ordinary loss shall not exceed—
(2)
$100,000, in the case of a husband and wife filing a joint return for such year under section 6013.
(c)
Section 1244 stock defined
(1)
In general
For purposes of this section, the term “section 1244 stock” means stock in a domestic corporation if—
(A)
at the time such stock is issued, such corporation was a small business corporation,
(B)
such stock was issued by such corporation for money or other property (other than stock and securities), and
(C)
such corporation, during the period of its 5 most recent taxable years ending before the date the loss on such stock was sustained, derived more than 50 percent of its aggregate gross receipts from sources other than royalties, rents, dividends, interests, annuities, and sales or exchanges of stocks or securities.
(2)
Rules for application of paragraph (1)(C)
(A)
Period taken into account with respect to new corporations
For purposes of paragraph (1)(C), if the corporation has not been in existence for 5 taxable years ending before the date the loss on the stock was sustained, there shall be substituted for such 5-year period—
(i)
the period of the corporation’s taxable years ending before such date, or
(ii)
if the corporation has not been in existence for 1 taxable year ending before such date, the period such corporation has been in existence before such date.
(B)
Gross receipts from sales of securities
(C)
Nonapplication where deductions exceed gross income
(3)
Small business corporation defined
(B)
Amount taken into account with respect to property
(Added [Pub. L. 85–866, title II, § 202(b)], Sept. 2, 1958, [72 Stat. 1676]; amended [Pub. L. 94–455, title XIX], §§ 1901(b)(1)(W), (3)(G), 1906(b)(13)(A), Oct. 4, 1976, [90 Stat. 1792], 1793, 1834; [Pub. L. 95–600, title III, § 345(a)]–(d), Nov. 6, 1978, [92 Stat. 2844], 2845; [Pub. L. 98–369, div. A, title IV, § 481(a)], July 18, 1984, [98 Stat. 847]; [Pub. L. 113–295, div. A, title II, § 221(a)(41)(H)], Dec. 19, 2014, [128 Stat. 4044].)