October 15, 2007
| Category 1 - | Putty and Caulks |
| Category 2 - | Pipe Joint Compounds and PTFE Tape/Packing |
| Category 3 - | Solders, Fluxes and Cleaning Compounds |
| Category 4 - | Wax Gaskets, Cold Solders and Lubricants |
| Category 5 - | Oils and Leak Detectors |
| Category 6 | Boiler and Heating System Compounds |
| Category 7 - | Plastic Pipe Cements |
| Category 8 - | Plastic Pipe Primers and Cleaners |
| Category 9 - | Drain and Waste System Cleaners |
| Category 10 - | Cloth and Accessory Items |
| Category 11 - | Brushes |
| Category 12 - | Closet Bolts and Closet Screws |
| Category 13 - | Toilet Bowl Accessories |
| Category 14 - | Packaging Materials |
| Category 15 - | Marking Paint and Tapes |
| Category 16 - | Roof Flashings |
| Category 17 - | Plumbing Construction Materials |
| Category 18 - | Pipe Supports |
| Category 19 - | Meter Keys and Probing Rods |
| Category 20 - | Plumbing Tools |
| Category 21 - | No-Hub Couplings |