Self-employment income
The term “self-employment income” means the net earnings from self-employment derived by an individual (other than a nonresident alien individual, except as provided by an agreement under section 233 of the Social Security Act) during any taxable year; except that such term shall not include—
(1)
(1)#
in the case of the tax imposed by section 1401(a), that part of the net earnings from self-employment which is in excess of (i) an amount equal to the contribution and benefit base (as determined under section 230 of the Social Security Act) which is effective for the calendar year in which such taxable year begins, minus (ii) the amount of the wages paid to such individual during such taxable years; or
(2)#
the net earnings from self-employment, if such net earnings for the taxable year are less than $400.