§ 183.
(b)
Deductions allowable
In the case of an activity not engaged in for profit to which subsection (a) applies, there shall be allowed—
(1)
the deductions which would be allowable under this chapter for the taxable year without regard to whether or not such activity is engaged in for profit, and
(2)
a deduction equal to the amount of the deductions which would be allowable under this chapter for the taxable year only if such activity were engaged in for profit, but only to the extent that the gross income derived from such activity for the taxable year exceeds the deductions allowable by reason of paragraph (1).
(Added [Pub. L. 91–172, title II, § 213(a)], Dec. 30, 1969, [83 Stat. 571]; amended [Pub. L. 92–178, title III, § 311(a)], Dec. 10, 1971, [85 Stat. 525]; [Pub. L. 94–455, title II, § 214(a)], title XIX, § 1906(b)(13)(A), Oct. 4, 1976, [90 Stat. 1549], 1834; [Pub. L. 97–354, § 5(a)(23)], Oct. 19, 1982, [96 Stat. 1694]; [Pub. L. 99–514, title I, § 143(a)], Oct. 22, 1986, [100 Stat. 2120]; [Pub. L. 100–647, title I, § 1001(h)(3)], Nov. 10, 1988, [102 Stat. 3352]; [Pub. L. 113–295, div. A, title II, § 221(a)(36)], Dec. 19, 2014, [128 Stat. 4042].)