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Local rules

Which pet businesses need a permit around Puget Sound

A dog walker and a boarding kennel face different rules. Knowing which is which tells you what paperwork to ask for.

King County, including Seattle

Public Health – Seattle & King County regulates pet businesses such as pet shops, daycares, grooming facilities and mobile groomers. (King County Pet Business Program)

Its permit page lists these as exempt from a Public Health permit:

  • dog walkers;
  • trainers who do not board animals;
  • boarding three or fewer dogs or cats;
  • pet care provided in the client's home.

New pet businesses submit plans before they build or remodel, and need zoning sign-off from their city; in Seattle that comes from SDCI. (King County)

Unincorporated Pierce County

Boarding dogs or cats for private owners, for all or part of a day, needs a Boarding Kennel or Cattery license from the County Auditor. The license costs $200 and expires on December 31. Anyone keeping more than ten dogs or cats must provide kennel facilities, and first-time applicants need a development permit. (Pierce County)

Cities inside Pierce County, Tacoma included, set their own rules. Ask the operator which license they hold and from whom.

What to ask a daycare or boarding operator

  1. Which permit or license do you hold, and who issued it?
  2. How many dogs are here at once, and how many staff?
  3. Which vaccines do you require from other dogs?
  4. Where do dogs sleep, and is someone on site overnight?
  5. What happens if my dog is injured: which vet, and who pays?

In-home sitters and walkers

Because King County exempts in-home care and walking from its permit, the checks fall to you: a meet-and-greet, references, an insurance certificate, and a Washington business license once the walker grosses $12,000 a year. (DOR) Start with how to hire a dog walker or pet sitter.

Sources

We read each source on October 17, 2026. Rules and prices change, so check the linked page before you rely on a number.

  1. King County: Pet Business Program
  2. Public Health – Seattle & King County: Pet business permits
  3. Pierce County: Boarding Kennel or Cattery
  4. Washington DOR: Apply for a business license

Written by the Puget Sound Pets team. We list businesses; we do not employ, bond or insure them. Spot a mistake? Use the claim page to tell us.