| PSC | Description
|
| S111 | Utilities- Gas |
| S112 | Utilities- Electric |
| S114 | Utilities- Water |
| S119 | Utilities- Other |
| S201 | Housekeeping- Custodial Janitorial |
| S202 | Housekeeping- Fire Protection |
| S203 | Housekeeping- Food |
| S204 | Housekeeping- Fueling and Other Petroleum |
| S205 | Housekeeping- Trash/garbage Collection |
| S206 | Housekeeping- Guard |
| S207 | Housekeeping- Insect/rodent Control |
| S208 | Housekeeping- Landscaping/groundskeeping |
| S209 | Housekeeping- Laundry/drycleaning |
| S211 | Housekeeping- Surveillance |
| S212 | Housekeeping- Solid Fuel Handling |
| S214 | Housekeeping- Carpet Laying/cleaning |
| S215 | Housekeeping- Warehousing/storage |
| S216 | Housekeeping- Facilities Operations Support |
| S217 | Housekeeping- Interior Plantscaping |
| S218 | Housekeeping- Snow Removal/salt |
| S222 | Housekeeping- Waste Treatment/storage |
| S299 | Housekeeping- Other |