N.H. Rev. Stat. § 37:5
The town manager shall be the administrative head of all departments of the town and be responsible for the efficient administration thereof, except as herein otherwise provided. He shall have general supervision of the property and business affairs of the town and of the expenditure of moneys appropriated by it for town purposes, but his authority shall not extend to warning town meetings, making bylaws, borrowing money, assessing or collecting taxes, except as otherwise provided in RSA 37:16, granting licenses, laying out highways, assessing damages, or any other functions of a judicial character vested by law in the selectmen or other town officers, nor to supervision of the offices of town clerk and town treasurer.
RSA 37:5
1929, 69:5. RL 55:5. 1947, 236:1, eff. June 26, 1947.