Form 1120S - IRS.gov 2025

See details

4 out of 5

49 votes

Form 8879-S is an IRS document used by corporate officers to electronically sign an S corporation's income tax return using a personal identification number (PIN). It outlines the responsibilities of both the corporate officer and the electronic return originator (ERO), including verification of tax return accuracy and authorization for electronic submission. The form must be retained by the ERO and not submitted to the IRS unless requested.

Here's how it works

01. Edit your 1120s form online

Type text, add images, blackout confidential details, add comments, highlights and more.

02. Sign it in a few clicks

Draw your signature, type it, upload its image, or use your mobile device as a signature pad.

03. Share your form with others

Send form 1120s via email, link, or fax. You can also download it, export it or print it out.

How to fill out Form 1120S - IRS.gov for 2025 online

Ease of Setup

DocHub User Ratings on G2

Ease of Use

DocHub User Ratings on G2

Click 'Get Form' to open it in the editor.
Begin by entering the corporation's name and employer identification number at the top of the form.
Fill in Part I with gross receipts or sales, gross profit, ordinary business income (loss), net rental real estate income (loss), and income reconciliation as per the corresponding lines from Form 1120S.
In Part II, as an officer, verify your information and check the appropriate box to authorize your eSignature or enter your PIN directly.
Sign and date the form in Part II, ensuring all details are accurate before submission.
Once completed, you can print, download, and share the form directly from our platform for free.

Empower your tax filing process with our platform—start using DocHub today!

See more Form 1120S - IRS.gov versions

We've got more versions of the Form 1120S - IRS.gov form. Select the right Form 1120S - IRS.gov version from the list and start editing it straight away!

Versions	Form popularity	Fillable & printable
2021	4.8 Satisfied (164 Votes)
2020	4.4 Satisfied (182 Votes)
2019	4.1 Satisfied (72 Votes)
2018	4.3 Satisfied (133 Votes)
2017	4.2 Satisfied (110 Votes)
2016	4.4 Satisfied (139 Votes)
2015	4 Satisfied (51 Votes)
2014	4 Satisfied (26 Votes)
2013	4.1 Satisfied (46 Votes)
2012	4 Satisfied (49 Votes)
2011	4 Satisfied (49 Votes)

be ready to get more

Complete this form in 5 minutes or less

Get form

Got questions?

We have answers to the most popular questions from our customers. If you can't find an answer to your question, please contact us.

Can I file 1120S myself?

You can file 1120-S online using tax filing software for businesses. But if you dont want to take the time to complete these forms, Block Advisors has your back. Take back the time it takes to complete complex tax forms. Let a certified small business tax proarmed with an average of 12 years of experiencehelp you.

Where do I mail the IRS form 1120-S?

Form 1120-S And the total assets at the end of the tax year are:Use the following IRS center address: Any amount Department of the Treasury Internal Revenue Service Ogden, UT 84201-0013 Any amount Internal Revenue Service P.O. Box 409101 Ogden, UT 844092 more rows Aug 26, 2024

Can I file form 1120-S online?

Providers and Large Taxpayers authorized to participate in the Internal Revenue Service e-file program can file Forms 1120 (U.S. Corporation Income Tax Return), 1120-F (U.S. Income Tax Return of a Foreign Corporation), and 1120-S (U.S. Income Tax Return for an S Corporation) through Modernized e-File.

How to fill out an 1120 tax form?

Step 1: Collect the Required Information. Step 2: Complete the General Information Section. Step 3: Fill Out Income Deductions Section. Step 4: Complete Schedule CDividends, Inclusions Special Deductions. Step 5: Complete Schedule JPart I Part II. Step 6: Complete Schedule KOther Information.

Can I paper file form 1120S?

Form 1120-S is the return that is dedicated to S corporations. These businesses have fewer than 100 shareholders and pass their income and losses to each shareholder. Companies can file these forms electronically or by mail and must include Schedule K-1 with their returns.

irs forms 1120s

1120s form fill out & sign online pdf 1120s form fill out & sign online download 1120s form fill out & sign online 2020 1120s form fill out & sign online 2021 form 1120s 1120s instructions irs form 1120s 2021 1120s instructions 2023

How to file a tax return for a S corporation?

Use Form 1120-S to report the income, gains, losses, deductions, credits, etc., of a domestic corporation or other entity for any tax year covered by an election to be an S corporation.

How do I fill out a 1120-S tax return?

How to fill out Form 1120-S Keep your accounting records and financial statements up-to-date. Record your income. Record your expenses. Calculate your net profit or loss. Record taxes owed and payments made. Answer questions on Schedule B. Complete Schedule K. Complete Schedule L.