Breed Restrictions: Brentwood vs Concord
How do breed restrictions rules compare between Brentwood, CA and Concord, CA?
Brentwood and Concord 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 →Concord, CA
Contra Costa County
Dangerous or vicious dog designations in Concord are determined under California Food & Agricultural Code §31601 et seq. by Contra Costa County Animal Services following a behavior-based hearing. California Food & Agricultural Code §31683 preempts breed-specific legislation, so designations rely exclusively on documented aggressive behavior.
View full Concord rules →Key Facts Comparison
| Fact | Brentwood | Concord |
|---|---|---|
| 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+ | - |
| State Law | - | CA Food & Ag Code §§31601–31683 |
| Breed Ban Preemption | - | CA Food & Ag Code §31683 |
| Designations | - | Potentially Dangerous / Vicious |
| Hearing Authority | - | Contra Costa County Animal Services |
| Core Requirements | - | Secure enclosure, muzzle/leash, signage, registration |
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.
Concord FAQ
Can Concord ban specific dog breeds?
No. California Food & Ag Code §31683 preempts all breed-specific bans. Dangerous dog designations must be based on individual behavior.
How is a dog designated dangerous?
An Animal Services officer investigates incidents and requests an administrative hearing under Food & Ag Code §31621. The owner can present evidence and appeal.
What are the rules for a dangerous-designated dog?
Owners must register the dog, maintain a secure enclosure, muzzle and leash the dog in public, post warning signs, and renew registration annually.
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