(a) A municipal or county health department may apply for a waiver from the department authorizing the application of pesticides for mosquito control in the manner provided by this section if:
(1) the municipality or county is in a state of disaster as declared by the governor under Chapter 418, Government Code; or
(2) the municipal or county health department determines that immediate action is needed to control the threat of mosquito-borne disease.
(b) On application by a municipal or county health department, the department may grant a waiver authorizing unlicensed employees of the municipality or county to apply pesticides for mosquito control under the direct supervision of a licensed applicator employed by the municipality or county, a nearby political subdivision, this state, or the federal government.
(c) An unlicensed employee of the municipality or county may apply pesticides as authorized by a waiver if the unlicensed employee and the licensed applicator supervising the employee execute an affidavit promulgated by the department describing the supervision arrangement and return the affidavit to the department.