Governing Law and Regulations
California Environmental Protection Agency (Cal/EPA) Department of Toxic Substances Control (DTSC)
See ADDRESSES & CONTACTS for addresses and telephone numbers.
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. Generally, California follows the federal rules for closure and post-closure rules of hazardous waste treatment, storage, and disposal facilities (TSDFs). However, the state has adopted more stringent requirements for notification, time allowed for closure, and disposal restrictions. In addition, the state requires a variance for any on-site post-closure construction activity and has additional closure and post-closure rules for specific TSDFs.
• Administration and enforcement. Cal/EPA's DTSC enforces the TSDF closure and post-closure requirements in California.
22 CCR 66264.112(d)(1)
The federal rules require that a TSDF owner or operator notify EPA at least 45 or, in some cases, 60 days before closure begins. California has adopted the 45- and 60-day rules, but also retains ...