# 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 (d)

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

When a radio communication system is required, and in addition to the flight crew interphone system required in NCO.IDE.H.135, helicopters shall be equipped with a transmit button on the flight controls for each required pilot and/or crew member at his/her working station.

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Source: https://www.legislation.gov.uk/eur/2012/965/annex/VII/division/subpart+d/division/section+2/division/ncoideh190/division/d (the official version)
Page: https://openlegislation.uk/eu-regulation-2012-965/annex-VII/division-subpart+d/division-section+2/division-ncoideh190/division-d
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.