RCW 48.88.050: Policies—Liability limits—Rating plan.

Any licensee may apply to the association to purchase day care insurance, and the association shall offer a policy with liability limits of at least one hundred thousand dollars per occurrence. The commissioner shall require the use of a rating plan for day care insurance that permits rates to be modified for individual licensees according to the type, size and past loss experience of the licensee including any other difference among licensees that can be demonstrated to have a probable effect upon losses.