An Arizona judge has invalidated a measure keeping schools and other institutions from requiring masks to combat the spread of COVID-19.

Maricopa County Superior Circuit Court Judge Katherine Cooper ruled Monday legislation containing a ban on mask mandates and several other high-profile initiatives broke the state constitution’s “single subject rule” that says legislation must pertain to one topic.

Recommended Stories

With Arizona COVID-19 mitigations gone, why are masks still required in some places?

South Carolina Supreme Court strikes down Columbia mask mandate

Hutchinson: School districts should decide on masking requirements