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The tax year 2023 Modernized e-File (MeF) Assurance Testing System (ATS) test scenarios for exempt organizations and other tax-exempt entities returns are listed in the table below. Also included are the Form 8038-CP test scenarios for tax year 2024, filed in processing year 2024.

The tax year 2024 Modernized e-File (MeF) Assurance Testing System (ATS) test scenarios for exempt organizations and other tax-exempt entities returns are listed in the table. Also included are the Form 8038-CP test scenarios for tax year 2025, filed in processing year 2025.

We are providing new versions of tax year 2023 eXtensible Mark-up Language (XML) schemas and business rules for the following forms in processing year 2025.

We are providing new versions of tax year 2023 eXtensible Mark-up Language (XML) schemas and business rules for the following forms in processing year 2025.

We are providing business rule change pages for tax year 2023 eXtensible Mark-up Language (XML) for the following forms in processing year 2025.

The tax year 2022 Modernized e-File (MeF) Assurance Testing System (ATS) test scenarios for exempt organizations and other tax-exempt entities returns are listed.

MeF internet filing is available for Corporate, Employment, Estates & Trusts, Exempt Organization, Excise, Individual, and Partnerships Tax Returns.

Electronic filing for charities and nonprofits is available and may be required for some organizations.

Frequently Asked Questions: E-file Requirements for Specified Tax Return Preparers (sometimes referred to as the e-file mandate)

Find links to MeF form-specific information.