Affordable Care Act Information Returns (AIR) Operational Status

More In Systems Status

Affordable Care Act (ACA) information returns and transmittals are electronically filed through the ACA Information Return system, also known as AIR. 




AATS (test) 

AIR System Status

System Status Operational*

Not Operational*

Tax Years Available 2015, 2016, 2017, 2018 and 2019 2015, 2016, 2017, 2018 and 2019



*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