# Prop. Treas. Reg. § 1.1502-80: Applicability of other provisions of law.

Proposed regulation, not in force. REG-115646-25, 91 FR 55037, published 2026-08-26 <https://www.federalregister.gov/documents/2026/08/26/2026-17365/pro-rata-share-of-subpart-f-income-tested-income-or-tested-loss>. Interprets 26 U.S.C. § 1502.

Par. 8. Section 1.1502-80 is amended by revising paragraph (j)(3) to read as follows:

* * * * *

(j) * * *

(3) Applicability date. This paragraph (j) applies to consolidated return years—

(i) For which the original consolidated return is due (without extensions) after February 23, 2023; and

(ii) That include the last day of a taxable year beginning before January 1, 2026, of a controlled foreign corporation owned by a member of the consolidated group.