8481: Taps, cocks, valves and similar appliances for pipes, boiler shells, tanks, vats or the like, including pressure-reducing valves and thermostatically controlled valves

1. For the purposes of subheading 846520, the term ‘machining centres’ applies only to machine-tools for working wood, cork, bone, hard rubber, hard plastics or similar hard materials, which can carry out different types of machining operations by automatic tool change from a magazine or the like in conformity with a machining programme.

2. For the purposes of subheading 847149, the term ‘systems’ means automatic data-processing machines whose units satisfy the conditions laid down in note 6(C) to Chapter 84 and which comprise at least a central processing unit, one input unit (for example, a keyboard or a scanner), and one output unit (for example, a visual display unit or a printer).

3. For the purposes of subheading 848120, the expression ‘valves for oleohydraulic or pneumatic transmissions’ means valves which are used specifically in the transmission of ‘fluid power’ in a hydraulic or pneumatic system, where the energy source is supplied in the form of pressurized fluids (liquid or gas). These valves may be of any type (for example, pressure-reducing type, check type). Subheading 848120 takes precedence over all other subheadings of heading 8481.

4. Subheading 848240 applies only to bearings with cylindrical rollers of a uniform diameter not exceeding 5 mm and having a length which is at least three times the diameter. The ends of the rollers may be rounded.