About Recreational Park Trailers

"Recreational park trailer" is a trailer-type unit that is primarily designed to provide temporary living quarters for recreational, camping or seasonal use, that meets the following criteria:

• Built on a single chassis, mounted on wheels;
• Having a gross trailer area not exceeding 400 square feet (37.15 square meters) in the set-up mode; and
• Certified by the manufacturer as complying with ANSI A119.5.

Contact us before altering your recreational park trailer.

See WAC 296-150R.

Forms related to recreational park trailers.

Alteration Insignia

What alterations require permits?

L&I makes sure that changes (alterations) to recreational park trailers meet safety standards. You must obtain a permit before starting an alteration.

What does L&I consider an "Alteration"?

An "Alteration" is the replacement, addition, modification or removal of any equipment or installation that affects the construction, planning considerations, fire safety, or the plumbing, mechanical and electrical systems.

The following ARE NOT considered alterations:

• Repairs to equipment with approved parts;
• Modification of a fuel-burning appliance according to the listing agency's specifications;
• Adjustment and maintenance of equipment.

Purchase a permit and schedule an inspection

If you want to obtain a permit, schedule an inspection, or have questions about either, please call or visit an L&I office near you.

How much are the fees?

To help estimate your costs, view the fee schedule. Fees can vary, however, depending on what you are doing. Call your local L&I office to request the fees specific to your job.

Fees

Fees for recreational park trailer alteration permits increased May 1, 2012.

We've also streamlined our fee system so it's no longer necessary for customers to calculate payments depending on the permit type.
View the new fees that went into effect May 1, 2012.

Note: These fees are for estimation purposes only. Please contact 360-902-5218 for a complete project estimation. (See WAC 296-150P-3000 for more about these fees.)