WA State Licensing: Weighing and Measuring Devices

Weighing and measuring devices

A weighing and measuring device endorsement is required for businesses where any of the following devices are used to determine the charges for a product or service on the basis of weight or measure.

Post your license

A license must be posted at each location where the licensee operates. You may not begin this business activity until you receive a Business License listing the required endorsement(s).

How to apply

Apply by using one of the following options:

  • Online with My DOR. My DOR works best with Mozilla Firefox or Google Chrome.

    1. Login using your Secure Access Washington (SAW) user ID. If you don’t have a user ID or aren’t sure, see if you have an account first before signing up.
    2. Once logged in, add My DOR to your list of services, then open My DOR.
    3. Follow the steps below based on your business status.

      If you do not have an existing business

      1. Click File Business License Application. Be sure to select the endorsements for which you wish to apply.

      If you have an existing business

      1. If you haven’t already, add access to your business. You’ll need a UBI number and letter ID.
      2. Click on the business you want to apply for a license/endorsement under, then click on the location.
      3. Click Add License Endorsements/Employees.
  • You can pay using an E–check or a major credit card (gift cards can’t be used).

    Find more help for using My DOR, including video tutorials.

    By mail

    1. Complete the following:
    2. Mail your completed forms with a check or money order payable to “Department of Revenue” for the fees to:

      State of Washington
      Business Licensing Service
      PO Box 9034
      Olympia, WA 98507-9034


    (Fees shown for each individual device.)

    Scales Fee
    Small: 0–400 lbs. $10
    Intermediate: 401–5,000 lbs. $40
    Large: More than 5,000 lbs. $75
    Railroad Track $800
    Motor fuel meters Fee
    Low: 20 gallons or less per minute $10
    Intermediate: More than 20 and less than 151 gallons per minute. $32
    High: More than 150 gallons per minute $50
    LP gas meters Fees
    Small: Dispenser diameter of 1 inch or smaller $25
    Large: Dispenser diameter greater than 1 inch $50
    Miscellaneous meters Fees
    Fabric meter (for bolt cloth and similar material) $10
    Cordage meter (for ropes, cables, and similar material) $10
    Mass flow meter (calculates mass of product flowing through meter) $200
    Taxi meter (used in a vehicle for hire) $25
    Other fees that may apply Fees
    Registering your business name as trade name $5
    Business License Application fee $19 (non-refundable)

    Regulatory questions

    Department of Agriculture
    Phone: 360-902-1854