Glossary term

Form 990-T - Exempt Organization Business Income Tax Return

Form 990-T is the IRS return certain tax-exempt organizations use to report and pay tax on unrelated business taxable income.

Updated

May 21, 2026

Read time

3 min read

What Is Form 990-T?

Form 990-T is the IRS return certain tax-exempt organizations use to report unrelated business taxable income, often called UBTI. A tax-exempt organization can still owe tax when it earns income from a trade or business that is regularly carried on and not substantially related to its exempt purpose.

The form is separate from Form 990, the annual information return many exempt organizations file. Form 990-T is about taxable unrelated business income, not the organization's full charitable, educational, religious, or nonprofit mission.

Key Takeaways

  • Form 990-T reports unrelated business taxable income for certain tax-exempt organizations.
  • Tax-exempt status does not automatically make every revenue source tax-free.
  • Unrelated business income can come from activities outside the organization's exempt purpose.
  • The form can also matter for some retirement accounts and investment structures that generate UBTI.

Where Form 990-T Fits

Form or Concept

Purpose

What It Does Not Do

Form 990

Annual information return for many exempt organizations

Does not by itself calculate unrelated business income tax

Form 990-T

Reports unrelated business taxable income and related tax

Does not replace the organization's regular exempt-organization filing

UBTI

Income from certain unrelated business activities

Does not include every type of investment or program revenue

Tax-exempt status

Recognition that the organization is exempt from certain income tax

Does not shield all activities from taxation

When It Can Come Up

Unrelated business income may arise when an exempt organization operates a revenue activity that is not substantially related to its exempt purpose. Examples can include certain advertising income, business operations, debt-financed income, or partnership income, depending on the facts and exceptions.

Form 990-T can also appear in investment contexts. Some retirement accounts or tax-exempt investors may receive UBTI through partnerships, master limited partnerships, private funds, or debt-financed investments. That can surprise investors who assume a tax-advantaged account automatically blocks every tax issue.

Compliance Context

Whether Form 990-T is required depends on the amount and type of unrelated business gross income, deductions, entity type, and IRS rules. The form requires more than listing revenue; the organization must evaluate whether an activity is unrelated, how income and expenses are allocated, and whether any exclusions apply.

Because Form 990-T can involve exempt-organization rules, partnership reporting, and tax classification, it is usually handled with careful accounting support rather than as a casual add-on to the annual return.

The Bottom Line

Form 990-T is the tax return used when a tax-exempt organization or certain tax-exempt investors have unrelated business taxable income. It matters because tax-exempt status is not a blanket exemption for every income stream, especially when an organization or account earns income outside its core exempt purpose.

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