States without SR-22

Most states use the SR-22. These don't, or use their own form instead. Each state page has the details and sources.

States with their own form

These states don't use the SR-22 but do require a certificate from your insurer.

States with no SR-22 requirement

Still confirming

For these states we haven't found an official source that settles the question yet. Check with the state's driver licensing agency.