75-5-302. Revising classifications in accordance with existing, present, and future most beneficial uses of water bodies. When the board or department is presented with facts indicating that a body of water is not properly classified in accordance with its existing, present, and future most beneficial uses, the department shall, within 90 days, evaluate the facts and advise the board whether the water body is not properly classified. If the board determines that the water body is not properly classified, the board shall initiate rulemaking to properly classify the water body in accordance with its existing, present, and future most beneficial uses. Board action pursuant to this section is subject to 75-5-307.