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 Supplemental Instructions for Filing Form 3468 -- 14-APR-2023 Recent legislation has impacted the 2020 Form 3468 -- 25-FEB-2021 Additional relief for rehabilitation credit deadlines -- 30-JUL-2020 Safe harbor for taxpayers that develop renewable energy projects -- 29-MAY-2020 Recent legislation has retroactively impacted the 2018 Instructions for Form 3468 -- 10-FEB-2020 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