(a) Products with this designation shall be used in accordance with:

1. (1) All other applicable federal or state laws and the rules written pursuant thereto;
2. (2) The label registered with the State of Arkansas;
3. (3) The applicable restrictions identified for Class A and Class B; and
4. (4) The following additional restrictions.

(b)

1. (1) All commercial equipment used to apply pesticides with this designation must be in compliance with the application equipment set-up requirements specified for herbicide applications contained in the rules written pursuant to the Pesticide Use and Application Act, as amended, Arkansas Code § 20-20-201 et seq., prior to the initial application.
2. (2) The State Plant Board is to verify compliance with the set up that was originally authorized.
3. (3) If the application equipment is modified, it must again be authorized to be in compliance with the requirements for herbicide application contained in the before-referenced rules.
4. (4) The board will inspect all application equipment each year that is used to apply products with the Class C designation.
5. (5) A fee of twenty-five dollars ($25.00) shall be charged for each board inspection.