37.9—Access to establishments or records; record retention.
The applicant shall cause records and documents, with respect to which service is requested, to be made easily accessible for examination. Supervisors and other employees of the Department responsible for maintaining uniformity and accuracy of service shall have access to all parts of establishments covered by approved applications for service under the regulations, during normal business hours or during periods of production, for the purpose of evaluating systems or processes associated with an approved certification program. Records and documents shall be retained for at least 5 years beyond the date of the applicant's request for service.