Idaho Code § 63-3201
The state treasurer, on approval of the state board of examiners, is hereby authorized and directed to borrow money from time to time for the state of Idaho, in anticipation of income or revenue from taxes, whether such taxes are specific, ad valorem, excise, income, franchise or license, for the current fiscal year, or that portion of such taxes not collected or previously anticipated at the time of borrowing, in a principal sum not greater than seventy-five per cent (75%) of income or revenue from such taxes which the state tax commission or any other tax collection agency certifies to the state treasurer are to be reasonably anticipated to be collected during the current fiscal year. [The] the provision of section 67-1212, Idaho Code, shall not limit the authority of the state treasurer to issue and sell tax anticipation notes under the authority of this chapter. Said loan shall be evidenced by the issuance and sale of tax anticipation notes of the state of Idaho, for fixed periods, not greater than twelve (12) months or the end of the current fiscal year, whichever is shorter.
Idaho Code § 63-3201