Your Year=End Arizona Tax Credit allows a maximum of $421 for single, married filing separate or head of household; $841 married filing joint.on your 2023 State Taxes. Call in your donation before Thursday evening, 12/28, at 5 p.m. to insure your donation is credited. Charities are Boys and Girls Club or Smiles Behind Bars. For more information and/or make a donation, call the Tradesource office at 602-996-1557.