RSA 32:8: Limitation on Expenditures.

No board of selectmen, school board, village district commissioners or any other officer, employee, or agency of the municipality acting as such shall pay or agree to pay any money, or incur any liability involving the expenditure of any money, for any purpose in excess of the amount appropriated by the legislative body for that purpose, or for any purpose for which no appropriation has been made, except as provided in RSA 32:9-11.