RSA 231:129: Optional Referendum; Two-Thirds Vote of Legislative Body.

I. Referendum. If the legislative body of a municipality affected by this subdivision desires to place the question of approving a plan formulated pursuant to this subdivision on a referendum, they may do so at any regular municipal election or at a special election called for the purpose. Should a referendum be held, the following question shall be submitted "Shall the legislative body of the city of ( ) be instructed to approve the plan submitted to it concerning the construction of parking facilities?" The legislative body shall be bound by the outcome of the referendum.

II. Two-Thirds Vote. If the legislative body should decide not to place the question of approving a plan formulated pursuant to this subdivision on a referendum, a 2/3 vote of the entire membership of the legislative body shall be necessary in order to approve such plan.