1040 Schedule 3 (Form 1040) – Fillable PDF Download

Schedule 3 (Form 1040) is the IRS worksheet for reporting additional credits and payments that affect your total tax liability. Whether you’re claiming the foreign tax credit, education credits, or the residential energy credit, you’ll need the correct, fillable version of Schedule 3 to avoid delays.

What Is Schedule 3 Used For?

Schedule 3 captures two main sections:

• Part I – Nonrefundable Credits: Credits that can reduce your tax to zero but not below.
• Part II – Other Payments and Refundable Credits: Payments such as excess social security tax and refundable credits like the health coverage credit.

How to Complete Schedule 3 Online

Formize makes filling out Schedule 3 painless. Follow these steps:

1. Click the "Fill out this form" button on this page.
2. Wait a few seconds while the Formize PDF Filler app loads the fillable Schedule 3.
3. Enter the required information directly into the PDF fields – no download or external editor needed.
4. Save, sign, and export your completed form as a PDF.

Common Mistakes to Avoid

• Leaving fields blank – even a $0 entry must be typed to keep the form valid.
• Using the wrong line numbers – double‑check the IRS instructions for each credit.
• Submitting an outdated version – always use the latest IRS PDF (linked below).

Where to Submit Your Completed Form

After you finish, attach the completed Schedule 3 to your Form 1040 when you file electronically or mail it with your paper return. The form is accepted by all major tax‑preparation software and by the IRS e‑file system.

Download the Fillable PDF

Ready to start? Click the button above or use the direct download link below. The PDF is fully fillable and compatible with Formize’s online filler.

Download 1040 Schedule 3 (PDF)