Use this form to claim the investment credit. The investment credit consists of the following credits: rehabilitation, energy, qualifying advanced coal project, qualifying gasification project, and qualifying advanced energy project. Current revision Form 3468PDF Instructions for Form 3468 (Print VersionPDF) Recent developments Clarification to the 2023 instructions for Form 3468, Part VI, in relation to Part I, lines 7 and 8 -- 18-APR-2024 Supplemental Instructions for Filing Form 3468 -- 14-APR-2023 Other items you may find useful All Form 3468 Revisions Other Current Products Related items About Form 3800, General Business Credit About Form 4255, Recapture of Investment Credit About Form 8453, U.S. Individual Income Tax Transmittal for an IRS e-file Return