| 65240 | Inland waterways, towing of barges by tugboats on | |
| 63110 | Inn lodging and related services | |
| 87141 | Inner tubes, motor vehicle, repair of | |
| 36114 | Inner tubes, of rubber, for wheels of all kinds | |
| 37199 | Inners, glass, for vacuum vessels (excl. those transformed by a casing or any other kind of protective envelope into vacuum flasks or other vacuum vessels) | |
| 54129 | Inns, general construction of | |
| 34180 | Inositolhexaphosphates | |
| 34180 | Inositolhexaphosphoric acid | |
| 34130 | Inositols | |
| 85960 | Input preparation services | |
| 45260 | Input/output peripheral units for computers | |
| 45260 | Input/output peripheral units for computers | |
| 38960 | Insect collections and specimens therefor | |
| 34620 | Insect growth regulators | |
| 34620 | Insecticidal preparations or articles based on calcium arsenate | |
| 34620 | Insecticidal preparations or articles based on chlordane | |
| 34620 | Insecticidal preparations or articles based on DDT | |
| 34620 | Insecticidal preparations or articles based on hexachlorocyclohexane | |
| 34620 | Insecticidal preparations or articles based on lead arsenate | |
| 34620 | Insecticidal preparations or articles based on naphthalene | |
| 34620 | Insecticidal preparations or articles based on nicotine | |
| 34620 | Insecticidal preparations or articles based on parathion | |
| 34620 | Insecticidal preparations or articles based on pyrethrum extract with a pyrethrum content of less than 2% | |
| 34620 | Insecticidal preparations or articles based on sulphur or sulphur compounds | |
| 34620 | Insecticidal preparations or articles based on tobacco essences or powders | |
| 34620 | Insecticides, whether or not chemically defined, put up in forms or packings for retail sale | |
| 85310 | Insects, extermination of, in dwellings and other buildings | |
| 38450 | Insects, imitation, for use as fishing bait | |
| 02129 | Insects, live | |
| 48150 | Inseminators, artificial, veterinary | |
| 44917 | Inserting machines for inserting bristles into brush mounts, sockets or handles | |
| 27911 | Insignia, felt, not embroidered, in the piece, in strips or cut to shape or size | |
| 27911 | Insignia, of non-woven textile materials, not embroidered, in the piece, in strips or cut to shape or size | |
| 38240 | Insignia, of precious metal | |
| 38997 | Insignia, ornamental, of base metal, whether or not plated with precious metal, to be worn on the person | |
| 27911 | Insignia, textile, knitted or crocheted, not embroidered, in the piece, in strips or cut to shape or size | |
| 27911 | Insignia, textile, woven, not embroidered, in the piece, in strips or cut to shape or size | |
| 29600 | Insoles, footwear (excl. of asbestos), whether or not removable | |
| 48170 | Insoles, orthopaedic | |
| 82400 | Insolvency and receivership services | |