RSA 356:10 Official Investigation.

I. The attorney general shall have the power to examine witnesses and documents for the purpose of enforcing the provisions of this chapter.
II. If the attorney general believes a person under investigation for violation of the provisions of this chapter may have information or be in possession, custody or control of any document or other tangible object relevant to the investigation, before the institution of any court proceedings, the attorney general may serve upon the person a written demand in the form of a subpoena or subpoena duces tecum to appear and be examined under oath and to produce the documents or objects for inspection and copying. A subpoena or subpoena duces tecum of the attorney general may be served by the person designated therein to serve it. The attorney