For purposes of this article, the following definitions shall apply:
(a) “Commission” shall mean the Public Utilities Commission.
(b) “Fund” means the Rail Accident Prevention and Response Fund created pursuant to Section 7713.
(c) “Prevention account” means the Hazardous Spill Prevention Account created, pursuant to Section 7714, in the Railroad Accident Prevention and Response Fund.
(d) “Secretary” means the Secretary of the California Environmental Protection Agency.