(1) All cottage food operations must be permitted every two years by the department. The permit will identify a specific listing of the food products allowed to be produced by the cottage food operation.

(2) Prior to permitting, the department will examine the recipes, labels, and the premises of the cottage food operation to determine it to be in substantial compliance with the requirements of chapter 69.22 RCW and this rule.

(3) All cottage food operations permitted under this section must include with their application for permit a signed document attesting, by opting to become permitted, that the permitted cottage food operation expressly grants to the regulatory authority the right to enter the domestic residence housing the cottage food operation during normal business hours, or at other reasonable times, for the purposes of inspection including the collection of food samples.

(4) A cottage food operation must comply with all applicable county and municipal laws and zoning ordinances that apply to conducting a business from one's home residence prior to permitting as a cottage food operation, including obtaining a master business license.

(5) Any cottage food operation which has a private water supply must have the supply tested at least 60 days prior to permitting and at least annually thereafter and demonstrate through a written record of testing that the water supply is potable.

(6) Prior to permitting, the cottage food operator shall successfully complete a food safety training program and hold a valid food worker card.