This document contains final and temporary regulations relating to the discharge of liens under section 7425 and return of wrongfully levied upon property under section 6343 of the Internal Revenue Code (Code) of 1986. These temporary regulations clarify that such notices and claims should be sent to the IRS official and office specified in the relevant IRS publications. The temporary regulations will affect parties seeking to provide the IRS with notice of a nonjudicial foreclosure sale and parties making administrative requests for return of wrongfully levied property. The text of the temporary regulations also serves as the text of the proposed regulations set forth in the notice of proposed rulemaking on this subject in the Proposed Rules section in this issue of the Federal Register.