The secretary may further classify or subclassify certifications to be issued under this chapter. The classifications may include soil fumigation, nonsoil fumigation, pest control operators, ornamental or agricultural pesticide applicators, and right-of-way pesticide applicators. Separate classifications may be specified as to ground, aerial, or manual methods used by any licensee to apply pesticides or to the use of pesticides to control insects and plant diseases, rodents or weeds. Each classification shall be subject to separate testing procedures and requirements.
SDCL 38-21-33