The six-term congressman has consistently downplayed the violent and deadly insurrection by supporters of former President Donald Trump.
Under HB2310, any city or county that cuts the budgets of their police agency by 10% or more would lose the same amount in state funding.
Jamaar Williams of BLM Metro Phoenix said defunding and disbanding police departments is neither radical nor unrealistic.
Affordable housing, unemployment, mental health, and education are some of the areas that could benefit from additional funding.
Phoenix officials approved a city budget in June that left police funds intact but allocated $3 million for a civilian review system.
Sen. Harris' platform called for increasing police funding to use toward body cameras, officer wellness, and more.
A focus group of Arizona voters say they don't agree with Trump's latest attack ad against Biden, which one described as "extremist."