Arizona Tax Filers News Alert! The 2017 Military Relief Fund has hit its maximum of $1,000,000 in contributions as of 10/31. Any checks received after the fund date will be returned to senders. If you are looking for other Arizona Tax Credits you can donate to one of the Arizona charities in the link below. Single and Head of Household taxpayers get a $200 credit and Married taxpayers get a $400 credit.