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Swiss federal authorities

This type includes:

  • manufacture of industrial taps and valves, including regulating valves and intake taps
  • manufacture of sanitary taps and valves
  • manufacture of heating taps and valves

This type excludes:

  • manufacture of valves of unhardened vulcanised rubber, glass or of ceramic materials (see 221900, 231900 or 234400)
  • manufacture of inlet and exhaust valves of internal combustion engines (see 281100)
  • manufacture of hydraulic and pneumatic valves and air preparation equipment for use in pneumatic systems (see 281200)