The question of the ratification of contracts for the sale of surplus power as provided in the preceding section shall be submitted in the same manner, and shall be governed by the same limitations and provisions as questions creating indebtedness: provided, that the form for the notices, and the form upon the prepared ballots, and the form for the returns, shall be so changed as to conform to the purposes of this and the preceding section. Notwithstanding any provisions of chapter 23, title 43, Idaho Code, or the provisions of this chapter, no election and no confirmation proceedings shall be required when the contract for construction of a hydroelectric plant by the district does not involve questions of indebtedness incurred by the district.