6-1-104: TYPES OF SECURITY DEPOSITS:
The following types of security shall satisfy the security deposit requirements:
   A.   Cash deposited with the city; or
   B.   Assignment to the city of a certificate of deposit or an interest in a savings account in a federal or state bank or savings and loan. All interest thereon shall accrue to the assignor; or
   C.   Such other types of security as may be designated in the rules and regulations promulgated by the public works administrator. (1988 Code)