RSA 359-C:4 Access to Records.

I. Except as provided in RSA 359-C:11, no officer, employee, or agent of a state or local agency or department thereof, in connection with a civil or criminal investigation of a customer, whether or not such investigation is being conducted pursuant to formal judicial or administrative proceedings, may request or receive copies of, or the information contained in, the financial or credit records of any customer from a financial institution or creditor unless the financial or credit records are described with particularity and are consistent with the scope and requirements of the investigation giving rise to such request and:
(a) Such customer has authorized such disclosure under RSA 359-C:7;
(b) Such financial records are disclosed in response to an administrative subpoe