20 USC 107b3 - Audit of nonappropriated fund activities

The Comptroller General is authorized to conduct regular and periodic audits of all nonappropriated fund activities which receive income from vending machines on Federal property, under such rules and regulations as he may prescribe. In the conduct of such audits he and his duly authorized representatives shall have access to any relevant books, documents, papers, accounts, and records of such activities as he deems necessary.