The Arizona Watercraft Tax Exemption Amendment, also known as Proposition 100, was on the November 8, 1966 ballot in Arizona as a legislatively-referred constitutional amendment, where it was approved. The measure exempted non-commercial watercraft from property taxes and created a license tax.
| Arizona Proposition 100 (1966)|
| Yes|| 118,044|| 60.84%|
Election results via: Arizona State Library
Text of measure
The text of the measure can be found here.