Breed Restrictions: Brentwood vs Martinez
How do breed restrictions rules compare between Brentwood, CA and Martinez, CA?
Brentwood and Martinez have similar restriction levels.
Brentwood, CA
Contra Costa County
Brentwood enforces Contra Costa County's behavior-based dangerous and vicious dog ordinance through Animal Services. Any dog that bites, attacks, or threatens a person or animal can be declared Potentially Dangerous or Vicious, triggering mandatory containment, muzzle, insurance, and microchip requirements. California law preempts breed-specific bans.
View full Brentwood rules →Martinez, CA
Contra Costa County
Martinez follows California Food & Agricultural Code §31683, which preempts breed-specific legislation — dangerous dog designation is based on behavior only. Dogs that bite or threaten people or other animals may be declared dangerous or vicious through a hearing process, with requirements including muzzling, secure enclosures, liability insurance, and signage. Vicious dog designations can result in destruction orders.
View full Martinez rules →Key Facts Comparison
| Fact | Brentwood | Martinez |
|---|---|---|
| Authority | Contra Costa Animal Services | - |
| State preemption | CA Food & Ag Code §31683 | - |
| Potentially Dangerous | Secure enclosure + muzzle + insurance | - |
| Vicious | May be destroyed | - |
| Annual fee | ~$100+ | - |
| - | - |
Highlighted rows indicate differences between cities.
Brentwood FAQ
Are pit bulls banned in Brentwood?
No. California Food & Agricultural Code §31683 preempts all breed-specific legislation statewide. No breed is banned; dangerous-dog designations are based on individual behavior only.
What happens if my dog bites someone?
Report the bite immediately to Contra Costa Animal Services. The dog will be quarantined 10 days for rabies observation. Animal Services will investigate and may pursue a Potentially Dangerous or Vicious declaration.
Martinez FAQ
Compare other topics
See how Brentwood and Martinez compare on other ordinance categories.
Want to add a third city?
Use our full comparison tool to compare up to three cities.
Open Comparison Tool