Iowa Special
| Plate | Reporter | Date |
|---|---|---|
| 712 SFG | Kyle Ford | 12/01/11 |
| 878 SEO | Dale Schoening | 1/21/11 |
| ### SEL | Dale Schoening | 1/03/11 |
| ### SEJ | Dale Schoening | 12/14/10 |
| ### SEG | Dale Schoening | 5/28/10 |
| ### SDR | Dale Schoening | 3/10/10 |
| 627 SDH | Scott Fenzloff | 7/01/08 |
| ### SDG | Dale Schoening | 5/12/08 |
| ### SDE | Dale Schoening | 5/23/07 |
712 SFG
Polk Co.
Limited Use Farm Truck
This numbering series also includes "Business Trade" plates, issued to vehicles used in such fields as construction, excavation, and heating/cooling/plumbing, etc.
Specials run from 000 SAA through 999 SHG.
Special plates started going flat with SPECIAL on side during the SCN issues. SPECIAL is now appearing in red font.
Passenger plates in the S series used the remaining 000 SHH through 999 SZZ.