RSA 430:46 Exemptions.

I. The following types of application of pesticides are exempt from the requirements of RSA 430:33:
(a) While engaged in research or experimental work for or under the direction of the state department of agriculture, markets, and food, United States Department of Agriculture or the university of New Hampshire agriculture experiment station, except that these users shall keep records of pesticides used by them in a manner required by other users of pesticides under this subdivision, and except that no pesticide which is classified for use only by certified applicators pursuant to section 3(d) of the Federal Insecticide, Fungicide and Rodenticide Act, as amended, may be used pursuant to this paragraph.
(b) The application of pesticides within, around, under, or in the imm