AZ HB2647

Updates Arizona's tax code conformity date from January 1, 2017 to January 1, 2018 for computing state income tax in A.R.S. § 42-1001 and § 43-105.

For taxable years 2018 and beyond, Arizona adopts the federal Internal Revenue Code as amended and in effect on January 1, 2018, excluding changes enacted after that date.

For taxable years 2017, specifically incorporates provisions from the Tax Cuts and Jobs Act (P.L. 115-97), the Disaster Tax Relief and Airport and Airway Extension Act (P.L. 115-63), and the Bipartisan Budget Act of 2018 (P.L. 115-123) that are retroactively effective.

For taxable years 2015-2016, adds retroactive provisions from the Tax Cuts and Jobs Act (P.L. 115-97) to existing conformity language.

Maintains conformity provisions for all prior taxable years (2006-2016) with their respective federal tax code versions and enumerated retroactively effective federal laws.