AZ SB1145

Adds virtual currency gain/loss provisions to Arizona income tax code, effective for taxable years beginning December 31, 2018.

Allows individuals to exclude net capital gains from virtual currency exchanges from Arizona gross income and requires adding back net capital losses from such exchanges.

Defines "virtual currency" as a digital representation of value functioning as a medium of exchange, unit of account, or store of value.

Applies the same virtual currency exclusion/addition provisions to corporations under sections 43-1121 and 43-1122.

Mirrors existing provisions for legal tender exchanges (coins with precious metal content), which were effective for taxable years beginning December 31, 2017.