(a) Local agencies which have established public used oil curbside collection projects on or before January 1, 1991, are eligible for grants under this article to expand and upgrade those projects. Grant funds shall not be utilized to replace current funding sources.
(b) The grant to any local government shall not exceed seventy-five thousand dollars ($75,000) per grant. Local agencies may pool their grant funds to implement coordinated or complementary used oil collection projects.