A Guide to Pesticide Regulation in California

Back to About DPR

A Guide to Pesticide Regulation in California was published in 2011. In its 160 pages is information on pesticide laws and regulations, the Department of Pesticide Regulation’s (DPR) organizational structure, an explanation of regulatory and registration processes, a description of local and state enforcement activities, and details on DPR initiatives to protect people and the environment. It is an update to the 2001 DPR publication, Regulating Pesticides: The California Story, a Guide to Pesticide Regulation in California.

Download entire publication, PDF, (3.5 mb)

California’s Second Century of Pesticide Regulation (Chapter 1, PDF, 916 kb)
Early pesticide regulation: Focus on consumer fraud
The 1920s: Food residues become a concern
New pesticides prompt new controls
Preemption: Federal, state and local jurisdiction of pesticide use
Functional equivalency under the California Environmental Quality Act
Creating a science-based regulatory agency
Roles of U.S. EPA and the states in regulating pesticides
Pesticide regulation becomes a CalEPA department
Flowchart of rulemaking process

Department Organization (Chapter 2, PDF, 359 kb)
Pesticide Programs Division
Organization chart
Administrative Services Division

Pesticide Registration (Chapter 3, PDF, 445 kb)
The registration process
What is a pesticide?
Categories of pesticides
Data evaluation
Birth Defect Prevention Act
Differences between state and federal registration process
Conditional and interim registrations
Adverse effects disclosure
Suspension and cancellation
Streamlining registration
Registration of pest control devices
Experimental uses and research authorizations
Exemptions from registration
Comparing Section 18s and 24(c)s (table)

Continuous Evaluation and Reevaluation (Chapter 4, PDF, 348 kb)
Toxic Air Contaminant (TAC) Program
Other programs targeted at air toxins
Parlier Air Monitoring Project
Air Monitoring Network
Special projects

Assessing Pesticide Risks to Human Health (Chapter 5, PDF, 433 kb)
Prioritizing pesticides for risk assessment
Proposition 65
Hazard and risk
Hazard identification
Dose-response assessment
Exposure assessment
Dietary risk assessment
Risk characterization

Health Risk Management (Chapter 6, PDF, 229 kb)
About risk management
Identification and analysis of risk management options
Selection of a strategy
Implementation of the strategy
Monitoring and evaluation of results

Ensuring Safe Pesticide Use (Chapter 7, PDF, 528 kb)
Role of federal, state and local agencies
Restricted materials and permitting
State-county enforcement partnership
The County Agricultural Commissioners
Enforcement and compliance options
Improving enforcement
Licensing and Certification Program
Product Compliance Program

Structural Pest Control Board (Chapter 8, PDF, 344 kb)
Structural pest control defined
Board membership
Structural Fumigation Enforcement Program

Pesticide Residue Monitoring (Chapter 9, PDF, 327 kb)
California’s first legislation
Increasing concern prompts expanded programs
Analytical methods
Coordination with federal agencies

Protecting Workers and the Public (Chapter 10, PDF, 409 kb)
DPR’s pioneering worker safety program
Coordination with the county agricultural commissioners
Investigating pesticide illnesses and incidents
Exposure monitoring studies
Reducing pesticide exposure

Pesticide Use Reporting (Chapter 11, PDF, 332 kb)
How use reporting works
Agricultural and nonagricultural pesticide use
Improving accuracy and access
How pesticide use data are used

Protecting the Environment (Chapter 12, PDF, 556 kb)
Air Program
Surface Water Protection Program
Ground Water Protection Program
Endangered Species Project
Emergency projects monitoring
Pesticide container recycling

Reducing the Risks of Managing Pests (Chapter 13, PDF, 386 kb)
IPM Innovators program
Grant programs
IPM in schools and child care facilities
Pest Management Advisory Committee

Addressing Public Concerns about Pesticides (Chapter 14, PDF, 369 kb)
Promoting cooperation and understanding
Northwestern California Tribal Territories Herbicide Monitoring Project
Lompoc Air Contaminant Project
Kettleman City Project
Incorporating environmental justice considerations

Funding and Accountability (Chapter 15, PDF, 312 kb)
History of pesticide regulatory program funding
Developing a new cost-accounting methodology
Product registration fees
Licensing and certification fees
Structural pest control licensing fees
Local assistance

Appendices, PDF (261 kb)

  1. Code sections enacted or amended by referenced legislation
  2. Acronyms and abbreviations
  3. Glossary

Index, PDF (342 kb)

Archive: Regulating Pesticides: The California Story, A Guide to Pesticide Regulation in California, PDF (1.2 mb), the 2001 edition of the guide.