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Form 990: Definition and Purpose

Published: Last updated: Reviewed: Sources: irs.gov irs.gov projects.propublica.org

TLDR

Form 990 is a public document — donors, watchdogs, and journalists read it before they talk to you.

Form 990 is the annual information return the IRS requires most tax-exempt organizations to file. It discloses financials, governance, executive compensation, and programs — and because it is a public document, anyone can read it. Grant funders, major donors, and watchdog organizations routinely consult 990s before engaging with an organization.

Plain-language definition

Form 990 is what tax-exempt organizations file each year instead of a corporate tax return. It is not a tax return in the sense of calculating tax owed — most 501(c)(3) organizations owe no income tax. It is an information return: a structured public disclosure of revenues, expenses, governance practices, board composition, executive pay, and program accomplishments. Think of it as the organization’s annual accountability filing with the IRS and, by extension, with the public.

Detailed definition

The Form 990 filing requirement depends on financial size:

  • Full Form 990 — required when gross receipts exceed $200,000 or total assets exceed $500,000.
  • Form 990-EZ — available when gross receipts are below $200,000 and total assets below $500,000.
  • Form 990-N (e-postcard) — available when gross receipts are normally $50,000 or less.
  • Form 990-PF — required of all private foundations regardless of size.
  • Form 990-T — required separately when unrelated business income (UBTI) gross income exceeds $1,000.

The full Form 990 has 12 core parts and up to 16 schedules. The parts most consequential for mid-sized nonprofits:

  • Part IV — checklist of required schedules triggers
  • Part VI — governance, management, and disclosure policies
  • Part VII — officer, director, trustee, and key employee compensation (public by name)
  • Part VIII — statement of revenue (program service revenue, contributions, grants, investment income, other)
  • Part IX — statement of functional expenses (separating program, management, and fundraising costs)
  • Schedule A — public support test for public charity status
  • Schedule B — contributor list (not public, but required)
  • Schedule D — supplemental financial information including restricted and unrestricted endowments
  • Schedule O — supplemental narrative explanations

How it works

The filing deadline is the 15th day of the 5th month after fiscal year end. For calendar-year organizations, that is May 15. Filing Form 8868 before the due date grants an automatic 6-month extension, extending the calendar-year deadline to November 15.

Electronic filing is mandatory for most organizations. The IRS e-file system receives the return. Within weeks, approved tax information services including Candid (formerly GuideStar) and ProPublica’s Nonprofit Explorer ingest and publish the filing, making it searchable by anyone.

When it applies

Every organization recognized as tax-exempt under IRC Section 501(c) must file annually unless explicitly exempt (churches are exempt; most religious organizations are not). New organizations must begin filing from the year their exemption is recognized. An organization that fails to file for three consecutive years has its exempt status automatically revoked under IRC Section 6033(j) — requiring a reinstatement application, which may trigger additional IRS scrutiny.

Common misconceptions

Misconception 1: Form 990 is confidential. The opposite. Gross receipts, executive compensation, governance policies, program descriptions, and most financial data are fully public. Only Schedule B (contributor names and addresses) and certain other data elements are protected from public inspection.

Misconception 2: The 990 is filed like a tax return — after the year ends. The 990 is due months after the fiscal year closes, but many organizations treat extensions as automatic renewals rather than as exceptions. Late filings accumulate penalties and signal poor compliance hygiene to auditors and funders.

Misconception 3: Small nonprofits that file 990-EZ do not face real compliance risk. The 990-EZ is a shorter form, but the public disclosure requirements are identical. A board member’s undisclosed conflict of interest on Schedule L attracts the same regulatory attention on a 990-EZ as on the full form.

Misconception 4: Compensation disclosed in Part VII includes only the CEO’s salary. Part VII requires disclosure of all current officers, directors, trustees, and key employees — plus the five highest-compensated employees earning over $100,000. Any significant compensation arrangement is visible.

  • Schedule A (Form 990) — establishes public charity status via the public support test; failing it for two consecutive years reclassifies the organization as a private foundation.
  • Unrelated business taxable income — income from activities not substantially related to exempt purposes; triggers Form 990-T filing.
  • Program service revenue — income from activities directly advancing the exempt purpose, reported on Form 990 Part VIII Line 2.
  • Form 990 filing guide — detailed walkthrough of schedules, deadlines, and common audit triggers.

How GrantPipe handles Form 990

GrantPipe maintains the grant and fund records that feed directly into Form 990 reporting. Revenue by restriction class, functional expense allocation (program vs. management vs. fundraising), and grant-specific financial activity are organized in formats that correspond to 990 schedules — particularly Parts VIII, IX, and Schedule D. When auditors or staff prepare the annual 990, GrantPipe’s reports eliminate the manual reconciliation typically required between CRM, accounting system, and 990 preparer.

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The IRS automatically revokes tax-exempt status for any organization that fails to file for three consecutive years — approximately 30,000 organizations per year lose exemption for this reason.

Source: IRS Statistics of Income

More than 1.5 million Form 990s are filed annually with the IRS, covering public charities, social welfare organizations, and other 501(c) exempt entities.

Source: IRS Statistics of Income

ProPublica's Nonprofit Explorer has indexed more than 3 million Form 990 filings, making compensation, revenue, and governance data searchable by anyone.

Source: ProPublica Nonprofit Explorer

DEFINITION

Gross receipts
Total amounts the organization received from all sources during the tax year before subtracting any costs or expenses. Gross receipts determine which form version (990, 990-EZ, or 990-N) is required.

DEFINITION

Schedule B (Schedule of Contributors)
Lists all persons who contributed $5,000 or more during the tax year. Schedule B is generally not open to public inspection — only the names on the donor list, not their addresses — but the contribution amounts aggregated are disclosed on the 990 itself.

DEFINITION

Part VII compensation disclosure
Part VII of Form 990 requires disclosure by name of all current officers, directors, trustees, and key employees, plus the five highest-compensated employees earning over $100,000. Executive compensation is fully public.

Q&A

What is Form 990 used for?

Form 990 serves three functions simultaneously: it is the IRS's annual information return proving the organization is still operating within its tax-exempt purpose, it is a public disclosure document inspectable by anyone, and it is the primary source document grant funders and watchdog organizations use to evaluate organizational health and governance.

Q&A

Who must file Form 990 vs 990-EZ vs 990-N?

Organizations with gross receipts over $200,000 or total assets over $500,000 file the full Form 990. Those below both thresholds but above $50,000 in gross receipts file Form 990-EZ. Those with gross receipts normally at or below $50,000 file Form 990-N (e-postcard). Private foundations always file Form 990-PF.

Q&A

Is Form 990 public?

Yes. Tax-exempt organizations must make their Form 990 available for public inspection for three years, and must provide a copy to anyone who requests one (with limited exceptions for Schedule B contributor information). ProPublica, Candid/GuideStar, and the IRS itself publish 990s online.

Q&A

When is Form 990 due?

The due date is the 15th day of the 5th month after the fiscal year end. For calendar-year organizations, that is May 15. An automatic 6-month extension is available by filing Form 8868 before the due date, extending the deadline to November 15 for calendar-year filers.

Frequently asked

Frequently Asked Questions

What happens if a nonprofit misses the Form 990 filing deadline?
Late filers face a $20/day penalty ($105/day for large organizations) up to the lesser of $10,000 or 5% of gross receipts. Failure to file for three consecutive years triggers automatic revocation of tax-exempt status under IRC Section 6033(j), requiring a reinstatement application to the IRS.
Does Form 990 require an audit?
No — the 990 is a tax information return, not audited financial statements. However, some states require audited financials for charitable registration, and the Single Audit requirement (triggered at $750,000 in federal expenditures) is separate from the 990 obligation. Many lenders and major funders also require audited financials independent of the 990.
What is Schedule B and can donors keep their names private?
Schedule B lists contributors of $5,000 or more. It is not open to public inspection — the IRS explicitly prohibits disclosing contributor names and addresses to the public. However, state attorneys general typically receive unredacted Schedule B data as part of charitable registration filings.
Can nonprofits file Form 990 electronically?
Yes — and for tax years beginning after July 1, 2019, most tax-exempt organizations are required to file Form 990 electronically. Form 990-N has always been electronic-only. Paper filing exceptions are narrow.
What is the difference between Form 990 and Form 990-T?
Form 990 is the standard annual information return filed by virtually all 501(c) organizations. Form 990-T is a separate return filed only by organizations with gross income of $1,000 or more from an unrelated trade or business — it reports and pays tax on that unrelated business taxable income (UBTI). An organization may owe both.