Laws and Policy


The Division of Land Resource Protection provides an annual summary of new legislation affecting the Williamson Act.

Effective January 1st 2022, Senate Bill 574 provided significant updates to several processes of the Williamson​​ Act. A summary sheet was prepared for quick reference to these changes.

Statutes & Regulations

The State of California maintains a website hosting all Official California Legislative Information. A list of Statutes and Regulations pertaining to the Williamson Act is provided as ​an organized reference to assist in navigating applicable statutes.


Occasionally,  policies are created to further clarify requirements of the Williamson Act. Below is a list of policy documents prepared by the Department of Conservation:

​General Williamson Act In​formation​

The following documents contain general informaiton regarding the Williamson Act.