IRIS Assurance Testing System (ATS)

 

Find ATS scenarios, Known Issues and Solutions for the Information Return Intake System (IRIS).

IRIS ATS testing begins November 2023 for information returns that will be processed in 2024. To receive a schema package, apply for an IRIS TCC.

IRIS Schemas and Business Rules

IRIS communication test uses your Transmitter TCC. If testing software, use your SWD TCC. Always use your Transmitter Name and EIN from the application.

IRIS ATS Updates

IRIS ATS Scenarios Tax Period ATS Known Issues and Solutions
Form 1099 Series ATS ScenariosPDF 2023 Form 1099 Series ATS Known Issues
IRIS ATS Scenarios Tax Period ATS Known Issues and Solutions
Form 1099 Series ATS ScenariosPDF 2022 Form 1099 Series ATS Known Issues

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