Water Code § 52228

Bonds issued pursuant to this chapter which have been investigated and certified by any officer of this state authorized to make such investigation and certification, and declared to be legal for investments by savings banks of the state, may be purchased, or received in pledge for loans by savings banks, trust companies, insurance companies, guardians, conservators, executors, administrators and special administrators, or by any public officer or officers of this state or of any county, city, or other municipal or corporate body within this state having or holding funds which they are authorized to invest or loan.