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


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

*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.
*The User Interface (UI) System will be unavailable for an additional hour from 12:00 a.m. to 1:00 p.m. Eastern on Sunday, October 20, 2019.


For more information regarding AIR, please see the AIR page on