| 273.4 | Macadam of roughly graded crushed stones, pebbles, gravel, or slag, dross or similar industrial wastes, or intermixtures of these materials, whether or not tarred | |
| 098.91 | Macaroni, cooked, ready for consumption after heating, whether or not mixed with tomato sauce | |
| 048.3 | Macaroni, not cooked or otherwise prepared | |
| 098.91 | Macaroni, partially or completely cooked, whether or not dehydrated | |
| 075.25 | Mace, whether or not crushed or ground | |
| 741.74 | Macerating vessels, brewing, incorporating thermal equipment | |
| 695.1 | Machetes | |
| 728.11 | Machine tools for cold-working glass (excl. sand-jet engraving machines) | |
| 731.14 | Machine tools for working by electron beam processes | |
| 731.14 | Machine tools for working by ionic beam processes | |
| 731.14 | Machine tools for working by plasma-arc processes | |
| 731.12 | Machine tools, ultrasonic, for shaping minerals | |
| 731.12 | Machine tools, ultrasonic, for working diamond or metal carbide dies | |
| 735.13 | Machine vices, fixed, revolving or adjustable | |
| 891.12 | Machine-guns | |
| 891.12 | Machine-pistols, military | |
| 657.73 | Machinery parts of textile fabrics (excl. belts and belting, hose-piping and similar tubing, wicks and gas mantles) | |
| 721.95 | Machinery, poultry-keeping, non-industrial | |
| 724.83 | Machines (excl. sewing-machines) for making or repairing leather footwear | |
| 731.11 | Machines for cutting metal or other hard materials, operated by light or photon beam processes | |
| 731.11 | Machines for drilling semiconductor crystals, metals, rubies for watches and the like, for photonic machining | |
| 724.41 | Machines for extruding man-made textiles | |
| 751.93 | Machines for inserting letters in envelopes, for office use | |
| 894.35 | Machines for revolver practice | |
| 723.48 | Machines for spreading mortar or concrete | |
| 751.93 | Machines for wrapping letters with paper bands | |
| 741.34 | Machines, annealing, induction or dielectric | |
| 751.15 | Machines, electric, for branding heated characters on to insulated tubing for electrical wiring, weighing not more than 12 kg (excl. case) | |
| 751.15 | Machines, electric, for typing identifying characters on to insulated tubing for electrical wiring, weighing not more than 12 kg (excl. case) | |
| 741.34 | Machines, induction or dielectric, for hardening metal parts | |
| 741.34 | Machines, induction or dielectric, for melting metal parts | |
| 741.34 | Machines, induction or dielectric, for preheating thermohardenable moulding materials in pellet or powder form | |
| 751.18 | Machines, non-electric, for branding heated characters on to insulated tubing for electrical wiring, weighing not more than 12 kg (excl. case) | |
| 751.18 | Machines, non-electric, for typing identifying characters on to insulated tubing for electrical wiring, weighing not more than 12 kg (excl. case) | |
| 723.48 | Machines, self-propelled, for spreading bituminous road-surfacing materials | |
| 874.11 | Machmeters | |
| 035.3 | Mackerel (incl. fillets), smoked, whether or not cooked before or during smoking but not otherwise processed | |
| 035.13 | Mackerel, dried, whether or not salted, but not smoked (excl. fillets) | |
| 034.17 | Mackerel, fresh or chilled | |
| 034.26 | Mackerel, frozen | |