7 C.F.R. § 1464.42
Any authorized NRCS representative will have the right to enter an agricultural operation or tract of land for the purposes of determining eligibility, conducting ranking and due diligence activities, and for ascertaining the accuracy of any representations related to agreement or contract performance. Access will include the right to provide technical assistance, determine eligibility, conduct ranking and onsite inspections prior to execution of an agreement or contract, inspect any actions undertaken under the agreement or contract, and collect information necessary to evaluate agreement or contract performance, as specified in the agreement or contract. The NRCS representative will attempt to contact the applicant or participant prior to exercising this provision.
7 C.F.R. §1464.42