A peer-to-peer car sharing program and a shared vehicle owner are exempt from vicarious liability consistent with 49 United States Code section 30106 and under any state or local law that imposes liability solely based on vehicle ownership.
A.R.S. § 28-9606
Vicarious liability exemption
Official source: Arizona State Legislature. Reproduced from public-domain Arizona statutes; confirm against the official source for the current text. Not legal advice.