6478
- Form 1120 – Business Credits
- Form 6781 – Section 1256 Contracts and Straddles – Futures Contracts
- Form 8275 – Preparer Regulations
- Form 8283 – Noncash Charitable Contributions
- Form 8332 – Release of Claim to Dependent for Exemption
- Form 8379 – Injured Spouse Filed After Return E-Filed
- Form 8453 – Attach Form 8283 Appraisal
- Forms 1065 and 1120-S – Business Credits