(c) The financial institution shall maintain for a period of five years a record of all examinations or disclosures of the financial records of a customer pursuant to this chapter, including the identity of the person examining the financial records, the state or local agency or department thereof which he represents, and a copy of the customer authorization, subpoena, summons or search warrant providing for such examination or disclosure or a copy of the certification received pursuant to subdivision (b) of Section 7480.
Any record maintained pursuant to this subdivision shall be available, within five days of request, during normal business hours for review by the customer at the office or branch where the customer' s account was located when examined or disclosed. A copy of such record shall be furnished to the customer upon request and payment of the reasonable cost thereof.