Laws, Regulations and Annotations
Business Taxes Law Guide – Revision 2022
Underground Storage Tank Maintenance Fee Law
Health and Safety Code
Division 20. Miscellaneous Health and Safety Provisions
Chapter 6.75. Petroleum Underground Storage Tank Cleanup
Article 2. Definitions
25299.19. "Occurrence." "Occurrence" means an accident, including continuous or repeated exposure to conditions, which results in an unauthorized release of petroleum from an underground storage tank. Unauthorized releases at the same site which require only a single site investigation shall be considered as one occurrence. An unauthorized release subsequent to a previous unauthorized release at the same site shall only be considered a separate occurrence if an initial site investigation has been completed for the prior unauthorized release.