Affordable Care Act (ACA) information returns and transmittals are electronically filed through the ACA Information Return system, also known as AIR.
Extended System Maintenance
The AIR Application to Application (A2A) and User Interface (UI) Channels will have an extended maintenance period beginning Saturday, June 19, 2021, at 6:00 p.m. Eastern time until Sunday, June 27, 2021, at 7:00 p.m. Eastern time.
Please do not attempt to access the AIR Production System or Assurance Testing System (AATS) during the extended maintenance period.
We apologize for any inconvenience.
|Tax Years Available||2015, 2016, 2017, 2018, 2019 and 2020||2015, 2016, 2017, 2018, 2019 and 2020|
*Scheduled Maintenance Build:
A routine maintenance build is scheduled every Sunday. The system will be unavailable from 12:00 a.m. to 12:00 p.m. Eastern time.
For more information regarding AIR, please see the AIR page on IRS.gov.