(1) No firm shall perform or offer to perform any of the lead-based paint activities described in WAC 365-230-200 without first being certified by the department. All certified firms shall employ only appropriately certified individuals to conduct lead-based paint activities. The firm is responsible for ensuring that its employees follow the work practice requirements described in WAC 365-230-200.

(2) A firm seeking certification shall submit to the department a complete application for lead-based paint activities.

(3) The firm shall maintain all records pursuant to WAC 365-230-200.

(4) Certification is transferable in the instance of acquisition of a certified firm by another entity. The acquiring firm must notify the department within 30 days of the change of ownership of any changes to information submitted on the original application.

(5) The certification period for firms is three years from the date certification is issued.

(6) To retain certification, a firm shall submit to the department an application and documentation as described above prior to the expiration date listed on the firm's certification.

(7) A firm seeking certification shall have at least one certified individual employed with the firm.