How do I get a receipt if I can't locate one? How do I set up a recurring donation after my account has been set up?If you have a vehicle you would like to donate, please fill out the vehicle donation form, here. The department created exemption certificates to document non-taxable transactions. This establishes a basis for state and city tax deductions or exemptions. Find out how to submit a public records request to the MCAO Custodian of Records. Step 1: Obtain a Transaction Privilege Tax license with the Arizona Department of Revenue. To set out the obligation of all Maricopa management employees to operate within a system of internal control. You fill in a reasonable, fair-market value of the donation. This means not the original purchase price but what a willing buyer would pay.