There are some laws in all countries so there are in California. If you're in California then you definitely must be ready to have a car. If you're using a car then you are surely looking for insurance. The California includes a proper law for insurance that is called the law of California's vehicle responsibility and suspension. This law would be to ensure that person getting insurance gets it for that protection and legal advantages of insurance and not simply to obtain money from the self made accident. The very first dependence on having car insurance is to possess a car and you will need to be a national from the California. California car insurance will be valid if you're already having an insurance for yourself. There's a form that's a kind of license that's called DVM. It's given to a person when he's having self insurance and you'll have to publish them using the form of California car insurance. You will need to supply the company these things.
1: Your ID card copy plus some more things to ensure your identity.
2: You will have to provide your DVM.
3: Evidence this vehicle is your own.
4: Statement from the facts means the facts from the car like car number, color, engine etc.

This is just the requirements that you should have the car insurance but the main thing is to buy cheapest car insurance. This is the main dependence on the car insurance company that you need to find. You must also know that some California car insurance companies have many hidden charges however they show that they've cheapest car insurance company. These give rise to a new requirement, you must understand concerning the car insurance companies so you don't get inside the scam company like that.