| Code | Description |
|---|---|
| AA | AIRCRAFT ARCHIVED |
| AB | HOT AIR BALLOON |
| AC | AIRCRAFT |
| BA | BUSINESS ARCHIVED |
| BB | BILLBOARDS |
| CP | COMMERCIAL PROPERTY |
| EX | EXAMPLES |
| GK | GLIDERS, KITS & EXPERIMENTAL |
| LH | LEASEHOLD IMPROVEMENTS |
| LR | LESSOR |
| LV | LIVESTOCK |
| MH | MANUFACTURED HOMES |
| MI | MINING |
| NC | UNSECURED REAL PROP |
| PA | PENDING AIRCRAFT |
| PB | PENDING BUSINESS |
| PI | POSSESSORY INTERESTS |
| TA | TEMPORARY ACCOUNT |
| TC | TELECOMMUNICATIONS |
| UT | PUBLIC UTILITIES |
