(b) (1) Contributions to this fund shall be determined on the basis of net direct written premiums on insurance policies or surety bonds issued to meet the requirements of section three hundred seventy of the vehicle and traffic law.
(2) Every insurer issuing such policies or bonds, upon filing its quarterly return pursuant to section seven thousand six hundred five of this article, shall pay into the fund three percent of its net direct written premiums as shown for the period covered by such return.