| 42944 | U-bolts, copper | |
| 42944 | U-bolts, of iron or steel | |
| 21152 | Udders, of buffalo, fresh or chilled | |
| 21152 | Udders, of buffalo, frozen | |
| 21151 | Udders, of cattle, fresh or chilled | |
| 21151 | Udders, of cattle, frozen | |
| 21156 | Udders, of goats, fresh or chilled | |
| 21156 | Udders, of goats, frozen | |
| 21159 | Udders, of horses, asses, mules or hinnies, fresh or chilled | |
| 21159 | Udders, of horses, asses, mules or hinnies, frozen | |
| 21155 | Udders, of sheep, fresh or chilled | |
| 21155 | Udders, of sheep, frozen | |
| 21153 | Udders, of swine, fresh or chilled | |
| 21153 | Udders, of swine, frozen | |
| 38320 | Ukuleles | |
| 34340 | Ultramarine blue | |
| 34340 | Ultramarine pigments (mixed) | |
| 34340 | Ultramarine, green | |
| 34340 | Ultramarine, pink | |
| 34340 | Ultramarine, violet | |
| 34340 | Ultramarines (excl. yellow ultramarine) | |
| 88759 | Ultrasonic cleaning machines (except laboratory and dental) manufacturing services | |
| 44918 | Ultrasonic cutting machines for working semiconductor chips or ceramic substrates for integrated circuits | |
| 48121 | Ultrasonic diathermy apparatus | |
| 44918 | Ultrasonic drills, for use with minerals or with ceramic substrates for integrated circuits | |
| 48121 | Ultrasonic scanning apparatus for medical use | |
| 48211 | Ultrasonic sounding or detecting equipment (excl. for medical use) | |
| 83449 | Ultrasonic testing of machine parts | |
| 83449 | Ultrasonic testing of structures | |
| 88756 | Ultra-violet lamps, fixtures and bulbs manufacturing services | |
| 48122 | Ultraviolet ray medical apparatus | |
| 97290 | Ultraviolet rays, non-therapeutic treatment with | |
| 35230 | Umbelliferone | |
| 16190 | Umbers (earth colours), whether or not calcined or mixed together or with other earth colours | |
| 38921 | Umbrella tents | |
| 38921 | Umbrellas (excl. carnival and toy umbrellas) | |
| 88909 | Umbrellas manufacturing services | |
| 38921 | Umbrellas with a telescopic shaft | |
| 38921 | Umbrellas, beach | |
| 38921 | Umbrellas, café | |