DOR online service maintenance from Dec. 15 to Dec. 18

DOR system maintenance starts Dec. 15

DOR online services including ATLAS, MyDOR, and Partner Portal will be offline from 5 p.m. Friday, December 15, 2023, to noon Monday, December 18, 2023.

Why is this happening?

Servers will be offline to make operating system version upgrades.

What is impacted?

External users will not be able to access My DOR, Business Lookup, or the Wizard.
Thank you for your patience while Revenue completes this critical maintenance.