| Tier Number
| Total Supplementary Charge
| Iowa Counties
|
| | |
0 
| $ .00 |
Appanoose, Clarke, Davis, Decatur, Lucas, Monroe, Riggold, Taylor, Union, Van Buren, Wayne
|
1 
| $ 25.00
| Fremont, Jefferson, Lee, Marion, Page, Wapello, Warren
|
2 
| $ 50.00
| Adair, Adams, Dallas, Des Moines, Henry, Jasper, Keokuk, Mahaska, Montgomery, Polk
|
3 
| $ 75.00
| Boone, Cass, Guthrie, Iowa, Louisa, Madison, Marshall, Mills, Poweshiek, Story, Washington
|
4 
| $100.00
| Audubon, Benton, Greene, Grundy, Hamilton, Hardin, Johnson, Muscatine, Pottawattamie, Tama
|
5 
| $125.00
| Blackhawk, Butler, Carroll, Cedar, Franklin, Linn, Scott, Shelby, Webster, Wright
|
6 
| $150.00
| Bremer, Buchanan, Calhoun, Cerro Gordo, Clinton, Crawford, Floyd, Hancock, Harrison, Humboldt, Jones, Sac
|
7 
| $175.00
| Buena Vista, Chickasaw, Delaware, Fayette, Jackson, Kossath, Mitchell, Monona, Pocahontus, Winnebago
|
8 
| $200.00
| Cherokee, Clay, Clayton, Dubuque, Howard, Palo Alto, Winneshiek, Woodbury
|
9 
| $225.00
| Allamakee, Dickinson, Emmet, O'Brien, Plymouth
|
10 
| $250.00
| Lyon, Osceola, Sioux
|
