(1) The bonds may be sold at public or private sale and bear interest at a rate or rates as provided in 17-5-102. The bonds may be for a 40-year period.
(2) Except as otherwise provided in 7-34-2411 and 7-34-2413 through 7-34-2418, any bonds issued pursuant to 7-34-2411 and 7-34-2413 through 7-34-2418 by a county must be payable as to principal and interest solely from revenue of the county and must state on their face the applicable limitations or restrictions regarding the source or sources from which the principal and interest are payable.