A. The commissioner may classify all pesticides in one of the following classifications:
(1) General use. The use of the pesticide, when applied in accordance with its directions for use, warnings, and cautions, and for the uses for which it is registered, or for one or more of those uses, or in accordance with a widespread and commonly recognized practice, will not generally cause, without additional restrictions, unreasonably adverse effects on the environment, or injury to the applicator.
(2) Restricted use. The use of the pesticide, when applied in accordance with its directions for use, warnings, and cautions, and for the uses for which it is registered, or for one or more of those uses, or in accordance with a widespread and commonly recognized practice, may generally cause, without additional restrictions, unreasonably adverse effects on the environment, or injury to the applicator.
(3) Pesticide with restricted uses. The commissioner has established restrictions on the use of the pesticide during certain times of the year or in certain locations.