(1) A cannabis testing laboratory must be accredited by the accrediting authority prior to conducting quality assurance tests on any cannabis flower or products derived under chapter 69.50 RCW.

(a) Accredited labs must conspicuously display the accreditation letter received by the accrediting authority at the lab's premises in a location where a customer may observe it unobstructed in plain sight.

(b) The laboratory must maintain a list of all tests they are currently accredited to test.

(2) The laboratory must identify potential conflicts of interest among key personnel in the organization that have involvement or influence on the testing activities of the laboratory.

(a) The laboratory conducting third-party testing must be independent of other cannabis businesses and have no financial interest in another cannabis license, excluding multiple lab accreditations.

(b) If a potential conflict of interest is identified, the laboratory must notify the accrediting authority for review, determination, and resolution of the conflict.

(3) The customer's confidential information and proprietary rights must be protected by the laboratory. The laboratory must maintain policies and procedures to protect confidential information.

(4) Cannabis labs must report certificate of analysis test results both to the customer and directly to the board in the required format(s).

(5) The department, board, and or accrediting authority may require the laboratory to submit raw data and information related to testing. The laboratory must keep and maintain all raw data and testing information for a period of five years.

(6) Laboratories must conduct an internal audit of laboratory operations to verify compliance with the accreditation checklist within 60 days of their scheduled audit. This self-audit will be reviewed by the accrediting authority at their yearly laboratory audit.