If you give people a lot of money or property, you might have to pay a federal gift tax. But most gifts are not subject to the gift tax.Generally, gifts that don't exceed the annual exclusion amount are not taxable. Are there tax consequences for giving down payment gifts? In Arizona, there is no state gift tax, but Arizona residents are subject to the federal Estate Gift Tax. A gift letter must contain the donor's name, the gift's value, confirmation that the gift is not to be repaid, and the donor's signature. If sellers gift too much equity, they'll be hit with a gift tax. How To Write A Gift Of Equity Letter. Nonresidents are subject to Arizona tax on any income earned from Arizona sources. Nonresidents may also exclude income Arizona law does not tax.