# IRS Modernized e-File (MeF)

**Canonical:** https://apis.io/apis/internal-revenue-service/modernized-e-file/  
**Provider:** Internal Revenue Service — https://apis.io/providers/internal-revenue-service/  
**Documentation:** https://www.irs.gov/e-file-providers/modernized-e-file-mef-internet-filing

IRS Modernized e-File (MeF) is one of 2 APIs that [Internal Revenue Service](https://apis.io/providers/internal-revenue-service/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Federal-Government and Tax Filing. The published artifact set on APIs.io includes API documentation.

The IRS Modernized e-File (MeF) system is the web-based electronic filing platform supporting individual, business, and tax-exempt return submission via XML-based schemas. Software developers and transmitters integrate with MeF to submit returns and receive acknowledgements.

## Machine-readable artifacts (4)

- **Documentation** — https://www.irs.gov/e-file-providers/modernized-e-file-mef-internet-filing
- **Schemas** — https://www.irs.gov/e-file-providers/modernized-e-file-mef-schemas-and-business-rules
- **Guide** — https://www.irs.gov/pub/irs-pdf/p4164.pdf
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/internal-revenue-service/refs/heads/main/apis.yml

## Other Internal Revenue Service APIs (1)

- [IRS e-Services](https://apis.io/apis/internal-revenue-service/e-services/)

## Tags

Federal-Government, Tax Filing

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/internal-revenue-service/modernized-e-file/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/internal-revenue-service/.