N.H. Rev. Stat. Ann. § 384-F:34

Each foreign bank which is licensed to establish and maintain a New Hampshire state branch, New Hampshire state agency, or New Hampshire representative office shall maintain or make available at any such office appropriate books, accounts, and records reflecting all transactions effected by or on behalf of such office and all actions taken in this state by employees of the foreign banking corporation located in this state to effect transactions on behalf of any office of such foreign bank located outside this state.