N.C. Gen. Stat. § 106-50.31
Every soil additive distributed in North Carolina shall be registered with the Commissioner by the person whose name appears on the label on forms furnished by the Commissioner. The applicant shall furnish such information as the Commissioner may require. In determining the acceptability of any product for registration, the Commissioner may require proof of claims made for the soil additive. If no specific claims are made, the Commissioner may require proof of usefulness and value of the soil additive. As evidence of proof, the Commissioner may rely on experimental data furnished by the applicant and may require that such data be developed by a recognized research or experimental institution. The Commissioner may further require that such data be developed from tests conducted under conditions identical to or closely related to those present in North Carolina. The Commissioner may reject any data not developed under such conditions and may rely on the advice of the Director of the North Carolina Agricultural Experiment Station in evaluating data for registration.
The registration fee shall be one hundred dollars ($100.00) per year for each product. Registration shall expire on December 31, annually, unless an application for renewal has been received prior to the expiration date.
The application for registration shall include the following:
The application shall be accompanied by the label for the product and all advertisements including brochures, posters, or other information promoting the product. The registrant is responsible for all guaranteed analysis and claims appearing on the label.
N.C. Gen. Stat. § 106-50.31