The requirements particular to each individual state will determine the necessary parts of an auto policy each driver has to include in their coverage. (carinsurancequote.net)
Deloitte identifies four policy drivers for shared solar (and has an interactive map showing how those policies are distributed): (vox.com)
Information (such as the age, sex, and driving records) about all licensed drivers in your household unless you are specifically excluding them from coverage on your policy (trustedchoice.com)