This document contains final and temporary regulations under section 1502 of the Internal Revenue Code (Code). These regulations provide guidance to corporations filing consolidated returns. These regulations apply an anti-avoidance rule and revise an anti-loss reimportation rule that applies following a disposition of stock of a subsidiary at a loss. The text of the temporary regulations also serves as the text of the proposed regulations (REG-156420-06) set forth in the notice of proposed rulemaking on this subject in the Proposed Rules section in this issue of the Federal Register.