Please be advised, intermittent issues with AZTaxes functionality have been reported between August 18 to today, August 20, 2018. Impacted functions may include logging in, payment and filing.
ADOR technicians are actively working to resolve the matter as quickly as possible and we apologize for any inconvenience.
Please Note: The Form 140ET should not be used if you are already using Form 140PTC
140ET - Credit for Increased Excise Taxes Form