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Public Health Rules in Ontario, CA (2026)

2 verified public health rules for Ontario, California, sourced directly from the municipal code and official government pages.

Verified from official government sources

Rodent Control

Ontario, California code enforcement treats overgrown vegetation that is likely to harbor rats, vermin and other vectors as a public nuisance on any premises. The Code Enforcement Director can order abatement, and owners who ignore a Notice of Violation face an infraction charge and City cleanup billed back to the property.

Ontario Bars Vegetation That Harbors Rodents

Some Restrictions

Ontario Municipal Code Sec. 5-22.02(f)(1)

It is a public nuisance for any person owning, leasing, occupying or having charge of any premises in this City to maintain such premises in such manner that any of the following conditions are found to exist thereon: ... (f) Overgrown vegetation: (1) Likely to harbor rats, vermin and other vectors;

Food Handler Certification

Ontario requires food service workers to hold a valid competency certificate under County Ordinance No. 1964, adopted by reference into City law at Municipal Code Sec. 6-11.01. The San Bernardino County Department of Environmental Health Services runs the training, testing, certification and fee collection, and its rules apply directly inside city limits.

Ontario Food Handler Certification Required

Some Restrictions

Ontario Municipal Code Sec. 6-11.01 (Adoption of County Ordinance No. 1964); Sec. 6-11.02 (Definitions)

For the purpose of providing regulations for the training, testing, and certification of worker competency in food industry sanitation procedures, providing for the issuance of certificates and the collection of fees, and providing for penalties for the violation of such regulations in the City, that certain Ordinance No. 1964, an ordinance of the County entitled "An Ordinance of the County of ...

Looking for San Bernardino County county-wide rules?

County ordinances apply to unincorporated areas and may supplement Ontario city rules.

Public Health Rules in San Bernardino County