1919: First law made liability insurance a requirement.
1974: Mandatory proof-of-insurance required during traffic stops.
1987: State Supreme Court upheld the law.
1988: Proposition 103 reformed insurance rates and regulatory oversight.
1919: First law made liability insurance a requirement.
1974: Mandatory proof-of-insurance required during traffic stops.
1987: State Supreme Court upheld the law.
1988: Proposition 103 reformed insurance rates and regulatory oversight.