Car insurance please help!?

i've just got car insurance and i had to pay a deposit of 拢300 n do i have to pay it every time i renew it|||In most cases, a fee deemed as "deposit" is a one-time occurrence. The purpose of it is to cover sign up costs that the company takes on when signing a new customer. It is mainly to make sure that the company will not lose money in the instance that you apply, then decide a week later to go with another company