Recommended by IRS

About Form, 1120 U.S. Corporation Income Tax Return

Information about Form, 1120 U.S. Corporation Income Tax Return, including recent updates, related forms and instructions on how to file.

Form 1120 PDF
PDF version of Form 1120.
Instructions for Form 1120 PDF
Instructions explaining how to file Form 1120.

Exempt Organization sample questions foundation classification

Sample questions used by Exempt Organizations Determiantions
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Charities and Nonprofits

National Taxpayer Advocate delivers Annual Report to Congress; focuses on taxpayer impact of paper processing delays

IR-2024-07, Jan. 10, 2024 — National Taxpayer Advocate Erin M. Collins released her 2023 Annual Report to Congress.
News
News Media

401(k) plan fix-it guide - You haven't updated your plan document within the past few years to reflect recent law changes

401(k) Plan Fix-It Guide - You haven't updated your plan document within the past few years to reflect recent law changes.
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Administrators

Manufacturers and models for new qualified clean vehicles purchased in 2022 and before

List of vehicles that are eligible for a 30D clean vehicle tax credit and the amount of the qualifying credit, if purchased between 2010 and 2022.
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Individuals

IRC Section 807: Large Business and International (LB&I) Directive Related to Principle Based Reserves for Variable Annuity Contracts (AG 43/VM-21) and Life Insurance Contracts VM-20)

IRC Section 807: Large Business and International (LB&I) Directive Related to Principle Based Reserves for Variable Annuity Contracts (AG 43/VM-21) and Life Insurance Contracts VM-20)
Tax Administration (Non-Authoritative)

Acceptance agents - North Carolina

Acceptance agents in North Carolina
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Nonresidents

Online account for individuals – Frequently asked questions

Find answers to your questions about your online account.

Field directive federal excise tax on the importation and manufacture of fishing and archery products

This directive is intended to provide guidance for determinations made in examination of taxpayers who import and/or manufacture taxable fishing and archery products.
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Small Businesses

Employee Plans news

Retirement plan news for plan sponsors, participants and tax practitioners. View our current edition, browse the newsletter archive, or subscribe to future editions.
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Administrators

FAQs - IRC 41 QREs and ASC 730 LB&I directive (2017)

FAQs on the Guidance for Allowance of the Credit for Increasing Research Activities under IRC Section 41 for Taxpayers that Expense Research and Development Costs on their Financial Statements pursuant to ASC 730 (2017).
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