7.03   CASH CONTROL.
To assure the proper accounting and safe custody of moneys the following shall apply:
1.   Deposit of Funds. All moneys or fees collected for any purpose by any City officer shall be deposited through the office of the finance officer. If any said fees are due to an officer, they shall be paid to the officer by check drawn by the finance officer and approved by the Council only upon such officer’s making adequate reports relating thereto as required by law, ordinance or Council directive.
2.   Deposits and Investments. All moneys belonging to the City shall be promptly deposited in depositories selected by the Council in amounts not exceeding the authorized depository limitation established by the Council or invested in accordance with the City’s written investment policy and State law, including joint investments as authorized by Section 384.21 of the Code of Iowa.
(Code of Iowa, Sec. 384.21, 12B.10, 12C.1)
3.   Change Fund. The finance officer is the custodian of a change fund in the amount of one hundred fifty dollars ($150.00) for the purpose of making change without commingling other funds to meet such requirements.
4.   Petty Cash Funds.
   A.   Finance Officer. The finance officer is the custodian of a petty cash fund not to exceed one hundred dollars ($100.00) for the payment of small claims for minor purchases, collect-on-delivery transportation charges and small fees customarily paid at the time of rendering a service, for which payments the finance officer shall obtain some form of receipt or bill acknowledged as paid by the vendor or agent. At such time as the petty cash fund is approaching depletion, the finance officer shall draw a check for replenishment in the amount of the accumulated expenditures and said check and supporting detail shall be submitted to the Council as a claim in the usual manner for claims and charged to the proper funds and accounts. It shall not be used for salary payments or other personal services or personal expenses.    
   B.   Library. The Librarian is the custodian of the Library's petty cash fund, which is not to exceed fifty dollars ($50.00) for the payment of small claims for minor purchases, collect-on-delivery transportation charges and small fees customarily paid at the time of rendering a service for which payments the Librarian shall obtain some form of receipt or bill acknowledged as paid by the vendor or agent. At such time as the petty cash fund is approaching depletion, the Librarian shall draw a check for replenishment in the amount of the accumulated expenditures and said check and supporting detail shall be submitted to the Council as a claim in the usual manner for claims and charged to the proper funds and accounts. It shall not be used for salary payments or other personal services or personal expenses.