Major public and private forest insect aerial spray projects shall employ spotters and monitors, as defined in section 1471-C. These personnel shall be certified pursuant to section 1471-D, subsection 2-B. At least one spotter and one monitor shall be with each spray aircraft or spray aircraft team during all spray application activities. A spotter or monitor shall not serve as the pilot of any aircraft involved in the spray project. [1983, c. 819, Pt. A, §54 (NEW).]