(a) A foreign corporation may not transact business in this state until it obtains a certificate of authority from the secretary of state.
(b) The following activities, among others, do not constitute transacting business within the meaning of N.H. Rev. Stat. § 293-A:15.01(a):

Terms Used In New Hampshire Revised Statutes 293-A:15.01

  • Corporation: A legal entity owned by the holders of shares of stock that have been issued, and that can own, receive, and transfer property, and carry on business in its own name.
  • following: when used by way of reference to any section of these laws, shall mean the section next preceding or following that in which such reference is made, unless some other is expressly designated. See New Hampshire Revised Statutes 21:13
  • Personal property: All property that is not real property.
  • state: when applied to different parts of the United States, may extend to and include the District of Columbia and the several territories, so called; and the words "United States" shall include said district and territories. See New Hampshire Revised Statutes 21:4

(1) maintaining, defending, or settling any proceeding;
(2) holding meetings of the board of directors or shareholders or carrying on other activities concerning internal corporate affairs;
(3) maintaining bank accounts;
(4) maintaining offices or agencies for the transfer, exchange, and registration of the corporation’s own securities or maintaining trustees or depositaries with respect to those securities;
(5) selling through independent contractors;
(6) soliciting or obtaining orders, whether by mail or through employees or agents or otherwise, if the orders require acceptance outside this state before they become contracts;
(7) creating or acquiring indebtedness, mortgages, and security interests in real or personal property;
(8) securing or collecting debts or enforcing mortgages and security interests in property securing the debts;
(9) owning, without more, real or personal property;
(10) conducting an isolated transaction that is completed within 30 days and that is not one in the course of repeated transactions of a like nature; or
(11) transacting business in interstate commerce.
(c) The list of activities in N.H. Rev. Stat. § 293-A:15.01(b) is not exhaustive.
(d) Nothing in this section shall be construed so as to preclude a determination that a foreign corporation is carrying on business activity within this state within the meaning of N.H. Rev. Stat. § 77-A:1, XII.
(e) Any so-called Massachusetts trust or business trust established by law of any other state, desiring to do business in this state, shall be deemed to be a foreign corporation and shall be required to register under and comply with the provisions of this subdivision.