The Comptroller General of the United States, or an authorized representative of the Comptroller General, may access and examine all pertinent records, books, documents, and papers of the operator, professional services provider, and any subcontractor, parent, or affiliate of the operator or professional services provider (but with respect to parents and affiliates, only to the extent necessary to confirm the validity and performance of any representations or commitments made to the Director by a parent or affiliate of the operator or professional services provider) going back five years from the closing date of the last fiscal year of the operator or professional service provider.