How to Form a 501(c)(3): Forms, Fees, and 27-Month Deadline

To form a 501(c)(3), you incorporate the organization at the state level with founding documents that meet specific IRS requirements, obtain an Employer Identification Number, and file an application for recognition of tax-exempt status with the IRS. Federal fees run $275 or $600 depending on which application form you use, and determinations in 2026 arrive anywhere from about 22 days to more than six months after filing. The single biggest factor in avoiding delay is the language in your articles of incorporation; the IRS will send the application back if the required clauses are missing.

Step 1: Pin Down Your Purpose and Structure

Your organization has to be organized and operated exclusively for one or more purposes the tax code recognizes: charitable, religious, educational, scientific, literary, testing for public safety, fostering amateur sports competition, or preventing cruelty to children or animals.¹ No earnings can benefit any private individual or insider, and the organization cannot devote a substantial part of its activities to lobbying or participate in any political campaign for or against a candidate.²

The IRS accepts three legal structures: corporations, trusts (including charitable trusts), and unincorporated associations.³ Most founders choose a nonprofit corporation because it offers the clearest liability protection for directors. A charitable trust fits foundations that mainly hold and distribute funds.

Decide now whether you’re aiming for public charity status or you’ll be a private foundation. Every 501(c)(3) is treated as a private foundation by default unless it qualifies as a public charity. Public charities draw a meaningful share of funding from the public, government grants, or a broad donor base; private foundations typically get their money from one family or a small group.⁴ Private foundations face stricter rules: excise taxes on investment income, mandatory annual distributions, and restrictions on financial dealings with insiders. If you’re building a food bank, tutoring program, or community sports league, public charity is almost certainly what you want, and you request that classification on the application itself.

Step 2: File Articles of Incorporation With Your State

Before the IRS enters the picture, you have to legally create the entity by filing articles of incorporation with the secretary of state where you’re organizing. Fees and formatting rules differ by state. At a minimum, your articles need:

The organization’s formal legal name and a registered office address in the state of incorporation.
A registered agent authorized to receive legal documents and government notices.
The incorporators or initial directors responsible for forming the organization.
A purpose clause limiting activities to those permitted under section 501(c)(3), either by referencing the code section directly or by listing the specific exempt purposes.³
A dissolution clause directing that any remaining assets go to another 501(c)(3) or to a federal, state, or local government body for a public purpose if the organization shuts down.⁵

The purpose and dissolution clauses are where most applications stumble. The IRS calls this the “organizational test”: your founding documents must limit your activities to exempt purposes on paper, not just in practice, and cannot empower the organization to engage in non-exempt activities beyond an insubstantial degree.³ The IRS publishes sample language, and tracking it closely avoids back-and-forth. An acceptable dissolution clause reads: “Upon dissolution, assets shall be distributed for one or more exempt purposes within the meaning of section 501(c)(3), or shall be distributed to the federal government or to a state or local government for a public purpose.”⁵

Step 3: Draft Bylaws and a Conflict-of-Interest Policy

Bylaws are the internal operating manual. Federal tax law does not mandate specific bylaw language for most organizations,⁶ but the IRS application asks pointed questions about governance and weak bylaws slow the review.

At a minimum, address board size, terms, and how vacancies are filled; meeting frequency and quorum; officer roles and responsibilities; and a conflict-of-interest policy explaining how board members disclose financial interests and step out of related votes. The conflict-of-interest policy draws particular scrutiny. Without a documented process for handling situations where a board member could benefit financially from a decision, the IRS sees a red flag for what it calls “private inurement,” meaning insiders profiting from the nonprofit’s resources.

Bylaws can also set the organization’s tax year. Most nonprofits use a calendar year, but any 12-consecutive-month period is allowed.⁶

Step 4: Get an Employer Identification Number

Every nonprofit needs an EIN, even one with no employees. This nine-digit number is the organization’s tax ID and is required to open a bank account, file returns, and apply for grants.

The fastest route is the online application on the IRS website, which issues the number immediately.⁷ You’ll provide the organization’s legal name, the name and Social Security number of a responsible party (usually the president or executive director), and the date of formation. Mail and fax applications using Form SS-4 are also available, but the IRS recommends applying online.⁸

Step 5: File Form 1023 or Form 1023-EZ

The application that actually secures 501(c)(3) recognition is Form 1023, or its shorter version, Form 1023-EZ. Both must be filed electronically through Pay.gov.⁹

Which Form Applies to You

Form 1023-EZ is available if your organization projects annual gross receipts of $50,000 or less in each of the next three years, hasn’t exceeded $50,000 in any of the past three years, and holds total assets valued under $250,000.¹⁰ You must complete the eligibility worksheet in the instructions before filing. If any answer disqualifies you, use the full Form 1023.

The full Form 1023 is required for larger organizations, those expecting rapid growth, and entity types excluded from the short form. It asks for considerably more:

A narrative describing past, present, and planned activities and how each furthers your exempt purpose.
Financial data. Organizations less than one year old provide projections for the current year and the next two years. Those operating between one and five years provide actuals for completed years plus projections totaling four years. Organizations five years or older provide actuals for their five most recent tax years.¹¹
Names, titles, addresses, and compensation for all officers, directors, and highly paid employees.
Copies of your articles of incorporation, bylaws, and conflict-of-interest policy.

Providing false information on either form is a federal crime. Under 18 U.S.C. § 1001, knowingly making false statements to a federal agency carries up to five years in prison,¹² and fines up to $250,000 for individuals or $500,000 for organizations.¹³

Fees

The user fee is $275 for Form 1023-EZ and $600 for the full Form 1023, paid by credit card or direct debit at submission.¹⁴ Fees are non-refundable regardless of outcome.

Timeline and the 27-Month Deadline

Processing times in 2026 vary widely. The IRS reports that 80% of straightforward Form 1023-EZ applications receive a determination within about 22 days, while those requiring further review take around 120 days. For the full Form 1023, 80% of determinations are issued within approximately 191 days.¹⁵ During review, an IRS agent may contact you for additional documents or to clarify aspects of your bylaws or operations.

The deadline that matters most is the 27-month rule. File your application within 27 months of the end of the month your organization was formed and your exemption is retroactive to the date of formation. File later and your exempt status generally begins only on the date the IRS receives your application. That gap can mean donations received between formation and filing are not deductible for your donors.

Approval comes as a determination letter. Keep it permanently. You’ll need it for state tax exemptions, grant applications, and to reassure major donors that their contributions are deductible.

Who Can Skip the Application

Two categories of organizations do not have to file. Churches and their integrated auxiliaries are automatically treated as 501(c)(3)s, and so are nonprofits with annual gross receipts normally $5,000 or less.¹⁶ Many still apply because a determination letter in hand makes fundraising and grant applications significantly easier.

After Approval: What Keeps the Status Alive

The determination letter is the beginning, not the end. Every 501(c)(3) must file an annual information return with the IRS, with the specific form tied to size:¹⁷

Form 990-N (e-Postcard) for organizations with gross receipts normally $50,000 or less.
Form 990-EZ for organizations with gross receipts under $200,000 and total assets under $500,000.
Form 990 for organizations with gross receipts of $200,000 or more, or total assets of $500,000 or more.

The return is due by the 15th day of the 5th month after your tax year ends. For calendar-year organizations, that’s May 15. Miss this filing for three consecutive years and your tax-exempt status is automatically revoked. No warning letter, no hearing. Small organizations filing the simple e-Postcard are the most common casualties. Once revoked, the organization owes income tax on its earnings, donors can no longer deduct contributions, and reinstatement requires filing an entirely new exemption application.¹⁸

Your annual returns and your original exemption application must also be available for public inspection on request.¹⁹

Political Activity and Lobbying

A 501(c)(3) is absolutely prohibited from participating in political campaigns for or against any candidate for public office. Endorsements, campaign contributions, and public statements supporting or opposing a candidate can trigger revocation and excise taxes on both the organization and its managers. Nonpartisan voter education, voter registration drives, and public forums are allowed, provided they show no bias toward any candidate.²⁰ Lobbying is treated separately: some is permitted, but it cannot be a “substantial part” of your activities. Organizations that want clearer rules can file Form 5768 to make a 501(h) election, replacing the vague standard with specific dollar limits.²¹ Churches and private foundations cannot make the 501(h) election.

State Charitable Solicitation Registration

Federal recognition does not authorize you to raise money everywhere. Most states require nonprofits to register with a state agency before soliciting donations from that state’s residents, and some local governments add their own registration rules.²² If you plan to fundraise beyond your home state, including through a website that accepts online donations, check each state’s rules before you start asking for money. Some states exempt very small organizations or religious institutions, but the specifics vary enough that it’s worth confirming in each jurisdiction where you’ll solicit.

1
Internal Revenue Service. Exempt Purposes Internal Revenue Code Section 501(c)(3)
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Internal Revenue Service. Exemption Requirements 501(c)(3) Organizations
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Internal Revenue Service. Organizational Test Internal Revenue Code Section 501(c)(3)
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Internal Revenue Service. EO Operational Requirements Private Foundations and Public Charities
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Internal Revenue Service. Does the Organizing Document Contain the Dissolution Provision Required Under Section 501(c)(3)
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Internal Revenue Service. Exempt Organization Bylaws
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Internal Revenue Service. About Form SS-4 Application for Employer Identification Number (EIN)
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Internal Revenue Service. Instructions for Form SS-4 Application for Employer Identification Number
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Internal Revenue Service. Applying for Tax Exempt Status
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Internal Revenue Service. Instructions for Form 1023-EZ Streamlined Application for Recognition of Exemption Under Section 501(c)(3)
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Internal Revenue Service. Instructions for Form 1023
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Office of the Law Revision Counsel. 18 U.S. Code 1001 – Statements or Entries Generally
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Office of the Law Revision Counsel. 18 U.S. Code 3571 – Sentence of Fine
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Internal Revenue Service. Form 1023 and 1023-EZ Amount of User Fee
15
Internal Revenue Service. Where’s My Application for Tax-Exempt Status
16
Office of the Law Revision Counsel. 26 U.S. Code 508 – Special Rules With Respect to Section 501(c)(3) Organizations
17
Internal Revenue Service. Form 990 Series Which Forms Do Exempt Organizations File
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Internal Revenue Service. Automatic Revocation of Exemption for Non-Filing Frequently Asked Questions
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Internal Revenue Service. Exempt Organization Public Disclosure and Availability Requirements
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Internal Revenue Service. Restriction of Political Campaign Intervention by Section 501(c)(3) Tax-Exempt Organizations
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Internal Revenue Service. Measuring Lobbying Activity Expenditure Test
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Internal Revenue Service. Charitable Solicitation State Requirements