# Commission Regulation (EU) No 965/2012 of 5 October 2012 laying down technical requirements and administrative procedures related to air operations pursuant to Regulation (EC) No 216/2008 of the European Parliament and of the Council, Division NCO.IDE.H.125: Operations under IFR — flight and navigational instruments and associated equipment

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

Helicopters operated under IFR shall be equipped with:
(a) a means of measuring and displaying the following:
(1) magnetic heading;
(2) time in hours, minutes and seconds;
(3)barometric altitude;
(4) indicated airspeed;
(5) vertical speed;
(6) slip;
(7) attitude;
(8) stabilised heading; and
(9) outside air temperature;
(b) a means of indicating when the supply of power to the gyroscopic instruments is not adequate;
(c) a means of preventing malfunction of the airspeed indicating system required by (a)(4) due to condensation or icing; and
(d) an additional means of measuring and displaying attitude as a standby instrument.

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Source: https://www.legislation.gov.uk/eur/2012/965/annex/VII/division/subpart+d/division/section+2/division/ncoideh125 (the official version)
Page: https://openlegislation.uk/eu-regulation-2012-965/annex-VII/division-subpart+d/division-section+2/division-ncoideh125
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.