901.2. For the purposes of section 901.1, the following rules apply:(a) a trust’s income includes dividends described in sections 501 to 503;
(b) the first paragraph of section 231 must be construed as if the taxable capital gain or allowable capital loss were the total capital gain or the total capital loss, as the case may be, from the disposition of a property; and
(c) the trust’s income is computed without reference to paragraph a of section 657 and section 657.1.