Internal Revenue Service (IRS)
Form 1120 — Fill Online
U.S. Corporation Income Tax Return
File the annual federal income tax return of a C corporation.
Fill it in your browser, download when you're done.
Filling costs nothing. The completed PDF is $5 per download, or $50/year for unlimited downloads on every tool.
Who needs Form 1120?
C corporations and LLCs taxed as corporations.
How it works
- 1Open the form. Open Form 1120 — the official Internal Revenue Service (IRS) PDF is loaded in your browser.
- 2Fill in your details. Click any field and type. Check boxes, drop-downs and dates work like the paper form.
- 3Download the completed PDF. Pay $5 once for the download, or use a yearly membership.
Your details are secure: the form is filled entirely in your browser and nothing you type is uploaded or stored.
The blank form is available at no cost from the issuing agency. On PDFUp you can fill it in your browser and pay only when you download the completed PDF — you're paying for our filling tool and the ready-to-use file, not for the form itself.
Blank form source: Internal Revenue Service (IRS). PDFUp is not affiliated with or endorsed by any government agency and does not provide legal or tax advice.
Frequently asked questions
Form 1120
Yes. The PDF was downloaded from the official IRS website (https://www.irs.gov/pub/irs-pdf/f1120.pdf). Forms are periodically revised, so check the agency site for the latest version before filing.