Public Health Rules in Orange County, CA (2026)

1 county-level rule, plus city-specific rules for 10 cities in Orange County, California.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Orange County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Rodent Control

Unincorporated Orange County property owners must not let waste or conditions breed flies, cockroaches, rats, or rodents; the County Health Officer can inspect, order abatement, and bill costs as a lien on the property.

Orange County Pest Breeding Hazard Abatement Duty

Some Restrictions

Orange County Codified Ordinances § 4-2-1

Pest breeding hazard as used in this article shall mean the accumulation, existence or maintenance of any substance, matter, material or condition resulting in the breeding of flies, cockroaches, rats, or other insects or rodents in an amount or manner such as to endanger public health or safety, or to create unreasonable interference with the comfortable enjoyment and use of life and property ...

Full ordinance details →Official source ↗