This document contains final and temporary regulations providing that a Form 5472 that is timely filed electronically is treated as satisfying the requirement timely to file a duplicate Form 5472 with the Internal Revenue Service Center in Philadelphia, Pennsylvania. This action is necessary to clarify how the duplicate filing requirements for Form 5472 apply when a reporting corporation electronically files its income tax return (including any attachments such as Form 5472). This document affects corporations subject to the reporting requirements in sections 6038A and 6038C that file Form 5472 electronically. The text of the temporary regulations also serves as the text of the proposed regulations set forth in the proposed rules section in this issue of the Federal Register.