| Class | Class Name |
|---|---|
| 40 | textile dyeing |
| 40 | textile fireproofing |
| 40 | textile knitting |
| 40 | textile mothproofing |
| 40 | textile pattern printing |
| 40 | textile treating |
| 40 | thermal printing services |
| 40 | thin film coating |
| 40 | timber felling and processing |
| 40 | timber processing |
| 40 | tin plating |
| 40 | tinning |
| 40 | tinplate colouring (other than painting) |
| 40 | tinting of car windows |
| 40 | transformation of waste |
| 40 | transformation of waste and recyclable materials |
| 40 | transformation of waste and trash |
| 40 | trash or waste treatment (transformation) |
| 40 | treating of paper |
| 40 | treatment of chemical materials |
| 40 | treatment of cloth |
| 40 | treatment of clothing |
| 40 | treatment of films, photographic films and transparencies |
| 40 | treatment of fur/leather |
| 40 | treatment of gas residues |
| 40 | treatment of heavy metal sewage |
| 40 | treatment of industrial, construction and demolition waste |
| 40 | treatment of industrial effluents |
| 40 | treatment of liquid |
| 40 | treatment of materials |
| 40 | treatment of materials for manufacturing household, kitchen and bathroom products |
| 40 | treatment of materials for textile use |
| 40 | treatment of paper |
| 40 | treatment of plastics for third parties |
| 40 | treatment of plastics/ceramics |
| 40 | treatment of textiles |
| 40 | treatment of timber |
| 40 | treatment of wool |
| 40 | treatment or processing of cloth, clothing or fur |
| 40 | treatment (purification) of water |
| 40 | treatment (reclamation) of industrial waste |
| 40 | treatment (recycling) of chemicals |
| 40 | treatment (recycling) of hazardous liquids |
| 40 | treatment (recycling) of hazardous products |
| 40 | treatment (recycling) of radioactive waste |
| 40 | treatment (recycling) of toxic liquids |
| 40 | treatment (transformation) of waste |
| 40 | treatment (transformation) of waste water and materials |
| 40 | typesetting services |
| 40 | typographic printing |
