(1) The department will periodically evaluate the contents of the GMP with knowledgeable research and technical persons to determine if the plan is meeting the objectives of Title 80, chapter 15, MCA. The department in cooperation with research and technical persons, users of agricultural chemicals, members of any appointed advisory committee and the public will develop and use specific evaluation criteria for determining the effectiveness of the GMP. The initial evaluation will be made after 2 years, following which additional evaluations will be made as needed. Based upon these evaluations the department may revise elements of the plan to ensure compliance with Title 80, chapter 15, MCA. The department may hold public meetings to assist in evaluation of the GMP. The department will follow the procedures in ARM 4.11.203 throughout this evaluation effort. The department will also evaluate the GMP through the provisions set forth in ARM 4.11.903.