The state and all counties, cities and other municipal corporations, all banking institutions and building and loan associations, savings and loan associations, investment companies, insurance companies and associations, and all personal representatives, guardians, trustees and other fiduciaries may legally invest any sinking funds, moneys or other funds belonging to them or within their control in any bonds issued pursuant to ORS 267.227 and 391.500 to 391.660.
ORS 391.640