Idaho Code § 33-802A
When the board of trustees of any school district determines and makes a levy allowed by section 33-802, Idaho Code, and incorporates such levy as a part of the school district's budget to service all maturing bond and bond interest payments for the ensuing fiscal year, it shall take into consideration any state bond levy equalization funds provided pursuant to section 33-906, Idaho Code, and any balances remaining or that may remain in its bond interest and redemption fund after meeting its bond and bond interest obligations for its current fiscal year. The levy so made for the ensuing fiscal year shall be an amount which, together with any state bond levy equalization funds provided pursuant to section 33-906, Idaho Code, and the balance in its bond interest and redemption fund remaining after meeting its current fiscal year bond and bond interest obligations, shall satisfy all maturing bond and bond interest payments for at least the ensuing twelve (12) months, and not to exceed the ensuing twenty-one (21) months counted from July 1 of the current calendar year.
Idaho Code § 33-802A