California Code of Regulations Title 27 - Environmental Protection

24 Jul 2025 --
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California Code of Regulations (CCR), Title 27 – Environmental Protection

Purpose:
Title 27 establishes regulations related to environmental protection, particularly focusing on hazardous waste management, solid waste facilities, and corrective action for contamination. Its rules are designed to protect public health, safety, and the environment.

Key Parts of Title 27

Division 1 – Division 2 of Title 27: Hazardous Waste Control

Governs hazardous waste handling, storage, treatment, and disposal.

Implements the California Hazardous Waste Control Law (HWCL).

Includes requirements for:

Permits for hazardous waste facilities

Recordkeeping and reporting

Contingency plans and emergency response

Closure and post-closure maintenance of hazardous waste facilities

Division 2 – Solid Waste

Covers solid waste disposal and management.

Applies to:

Landfills

Transfer stations

Composting and recycling operations

Requires permits, design and operational standards, and monitoring programs.

Division 3 – Corrective Action for Contamination

Addresses cleanup of hazardous substances from leaking storage tanks and other contaminated sites.

Establishes standards for:

Investigation and assessment of contamination

Remediation and cleanup

Closure reports and verification

General Requirements Across Title 27

Permitting: Any facility handling hazardous or solid waste typically must have a permit issued by the California Department of Toxic Substances Control (DTSC) or the local enforcement agency (LEA) for solid waste.

Design and Operations: Facilities must be designed to prevent contamination of soil, groundwater, and surface water.

Monitoring and Reporting: Regular monitoring of environmental impacts, along with reporting to regulatory agencies.

Closure and Post-Closure: Even after a facility stops operating, there are ongoing responsibilities to prevent contamination.