Example. The income of X, a section 501(c)(2) corporation, is required to be distributed to exempt organization A. During the taxable year X realizes net income of $900,000 from source M and $100,000 from source N. Source M is related to A's exempt function, while source N is not so related. X and A file a consolidated return for such taxable year. X has net unrelated business income of $100,000, subject to the modifications in section 512(b).
26 C.F.R. §1.511-2