# Council Directive 93/42/EEC of 14 June 1993 concerning medical devices, Division 12.9: The function of the controls and indicators must be clearly specified on the devices.

Extent: E+W+S+N.I.

Where a device bears instructions required for its operation or indicates operating or adjustment parameters by means of a visual system, such information must be understandable to the user and, as appropriate, the patient.

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Source: https://www.legislation.gov.uk/eudr/1993/42/annex/I/division/II/division/12/division/12.9 (the official version)
Page: https://openlegislation.uk/eu-directive-1993-42/annex-I/division-II/division-12/division-12.9
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.