Idaho Code § 68-402: Securities of federal housing administrator and national mortgage associations legal investments.

It shall be lawful for banks, trust companies, insurance companies, loan and building corporations, building and loan associations, savings and loan associations, and other savings and/or investment institutions, guardians, executors, administrators, trustees and other fiduciaries, and all other persons, associations and corporations subject to the laws of this state, qualified thereto, to invest their funds and the moneys in their custody or possession eligible for investment in notes or bonds secured by mortgage or deed of trust insured or debentures issued, by the federal housing administrator, and in securities and stocks of national mortgage associations.