if—

(A) any of the income derived from a trade or business (other than a trade or business carried on by a partnership) is community income under community property laws applicable to such income, the gross income and deductions attributable to such trade or business shall be treated as the gross income and deductions of the spouse carrying on such trade or business or, if such trade or business is jointly operated, treated as the gross income and deductions of each spouse on the basis of their respective distributive share of the gross income and deductions; and

(B) any portion of a partner’s distributive share of the ordinary income or loss from a trade or business carried on by a partnership is community income or loss under the community property laws applicable to such share, all of such distributive share shall be included in computing the net earnings from self-employment of such partner, and no part of such share shall be taken into account in computing the net earnings from self-employment of the spouse of such partner;