| (4)__All bonds issued under this section must be for | 
| capital project costs only and may not be used to | 
| fund the annual operating or program expenses of any | 
| agency, facility, program or office.__The | 
| commissioners shall deposit the proceeds of any bond | 
| issued under this section to a capital project | 
| account for the project concerned, established in | 
| accordance with section 921.__Bond proceeds deposited | 
| to a capital project account may only be used for | 
| purposes of financing or completing the project | 
| concerned and for no other purposes.__Any funds | 
| remaining in the capital project account upon | 
| completion or termination of the project concerned | 
| must be used by the commissioners to prepay any debt | 
| incurred by the county for that project.__If the | 
| terms of a particular bond issued under this section | 
| prohibit prepayment of the bond, any funds remaining | 
| in the capital project account upon completion or | 
| termination of the project concerned may be | 
| transferred to another capital project account or | 
| used to retire other county debt. |