| 37360 | Guttering, ceramic, non-refractory | |
| 54530 | Guttering, construction of | |
| 42999 | Guttering, of copper | |
| 37360 | Guttering, of porous common pottery | |
| 42999 | Gutters of iron or steel (excl. cast) | |
| 42999 | Gutters, cast, of iron or steel | |
| 37570 | Gutters, of asbestos-cement or cellulose fibre-cement | |
| 36950 | Gutters, of plastics | |
| 42999 | Gutters, zinc | |
| 44516 | Gutting machines for the butchery or fish industries | |
| 42941 | Guys (ropes), of iron or steel | |
| 54129 | Gymnasiums, general construction of | |
| 38430 | Gymnastic appliances, apparatus, accessories and requisites | |
| 93122 | Gynaecological consultation services | |
| 93110 | Gynaecological services delivered under the direction of medical doctors | |
| 37410 | Gypsum, calcined, whether or not coloured, with or without small quantities of added alum or other added accelerators or retarders | |
| 54720 | Gypsum, installation of | |
| 15200 | Gypsum, whether or not crushed or ground (excl. calcined) | |
| 49112 | Gyrobuses | |
| 48211 | Gyrohorizons | |
| 48211 | Gyropilots, marine or air | |
| 49623 | Gyroplanes, of an unladen weight exceeding 2,000 kg | |
| 44740 | Gyroscopes for munitions | |
| 48212 | Gyrotheodolites | |