Los Angeles County Department of Regional Planning

Historic Preservation Ordinance - Mills Act Program

Mills Act Historical Property Contract Program

This program is available only to properties located in the unincorporated areas of Los Angeles County. For properties located within the City of Los Angeles, please contact the city’s Office of Historic Resources at (213) 978-1200.

On November 26, 2013, The Board of Supervisors adopted an ordinance to implement the Mills Act, an incentive program for the preservation and restoration of qualified historic buildings by private property owners. Enacted in 1972, the State Mills Act legislation grants participating local governments (cities and counties) the authority to enter into contracts with owners of qualified historic properties who actively participate in the preservation, restoration and maintenance of their historic properties while receiving property tax relief.


The following criteria must be met for a property to be eligible for a Mills Act contract. The property:


Applications for 2017 will be accepted from January 2, 2017 through July 27, 2017.

Application Materials. See Fee Schedule for Mills Act Program Application Fee.

Prior to submittal, please contact planning staff to schedule an appointment.


Mills Act Program (County Code) Mills Act Historical Property Contract Process
Frequently Asked Questions Registers: National, State or County
Cost Control Provisions Historical Property Contract Example
Professional Services Directory California State Parks Office of Historic Preservation Mills Act Property Tax Abatement Program
Los Angeles County Office of Assessor Hearing Documents

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Department of Regional Planning
320 West Temple Street
Los Angeles, CA 90012
T: (213) 974-6411 . F: (213) 626-0434
TDD: (213) 617-2292
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