Statistical Classification of Economic Activities NACE Rev. 2.1

This class includes:
- manufacture of tanks
- manufacture of armoured amphibious military vehicles
- manufacture of other military fighting vehicles

This class excludes:
- manufacture of weapons and ammunitions, see 25.40

This class includes the repair and maintenance of industrial machinery and equipment like sharpening or installing commercial and industrial machinery blades and saws, the provision of welding (e.g. automotive, general) repair services, the repair of agricultural and other heavy and industrial machinery and equipment (e.g. forklifts and other materials handling equipment, machine tools, commercial refrigeration equipment, construction equipment and mining machinery), including machinery and equipment of division 28.

This class includes:
- repair and maintenance of non-motor vehicle engines
- repair and maintenance of pumps, compressors and related equipment
- repair and maintenance of fluid power machinery
- repair of valves
- repair of gearing and driving elements
- repair and maintenance of industrial process furnaces
- repair and maintenance of lifting and handling equipment
- repair and maintenance of industrial refrigeration equipment and air purifying equipment
- repair and maintenance of commercial-type general-purpose machinery
- repair of power-driven hand-tools
- repair and maintenance of metal cutting and metal forming machine tools and accessories
- repair and maintenance of other machine tools
- repair and maintenance of agricultural tractors
- repair and maintenance of agricultural machinery and forestry and logging machinery
- repair and maintenance of metallurgy machinery
- repair and maintenance of mining, construction, and oil and gas field machinery
- repair and maintenance of food, beverage, and tobacco processing machinery
- repair and maintenance of textile apparel, and leather production machinery
- repair and maintenance of papermaking machinery
- repair and maintenance of plastic and rubber machinery
- repair and maintenance of other special-purpose machinery of division 28
- repair and maintenance of weighing equipment
- repair and maintenance of vending machines
- repair and maintenance of cash registers
- repair and maintenance of photocopy machines
- repair of calculators, electronic or not
- repair of typewriters

This class excludes:
- installation, repair and maintenance of furnaces and other heating equipment, see 43.22
- installation, repair and maintenance of elevators and escalators, see 43.29
- repair of computers, see 95.11

This class includes the repair and maintenance of ships and boats. However, the factory rebuilding or overhaul of ships is classified in division 30.

This class includes:
- repair and routine maintenance of ships
- repair and maintenance of pleasure boats

This class excludes:
- factory conversion of ships, see 30.1
- repair of ship and boat engines, see 33.12
- ship scrapping, dismantling, see 38.31

This class includes the repair and maintenance of aircraft and spacecraft.

This class includes:
- repair and maintenance of aircraft (except factory conversion, factory overhaul, factory rebuilding)
- repair and maintenance of aircraft engines

This class excludes:
- factory overhaul and rebuilding of aircraft, see 30.30
- factory overhaul of aircraft engines, see 30.30