NCO.IDE.A.100 Instruments and equipment — general
(a) Instruments and equipment required by this Subpart shall be approved in accordance with the applicable airworthiness requirements if they are:
(1) used by the flight crew to control the flight path;
(2) used to comply with NCO.IDE.A.190;
(3) used to comply with NCO.IDE.A.195; or
(4) installed in the aeroplane.
(b) The following items, when required under this Subpart, do not need an equipment approval:
(1) spare fuses;
(2) independent portable lights;
(3) an accurate time piece;
(4) first-aid kit;
(5) survival and signalling equipment;
(6) sea anchor and equipment for mooring;
(7) child restraint device;
(8) a simple PCDS used by a task specialist as a restraint device.
(c) Instruments and equipment not required under Annex VII (Part-NCO) as well as any other equipment that is not required under this Regulation, but is carried on a flight, shall comply with the following requirements:
(1) the information provided by those instruments or equipment shall not be used by the flight crew members to comply with Annex II to Regulation (EU) 2018/1139 or points NCO.IDE.A.190 and NCO.IDE.A.195 of Annex VII;
(2) the instruments and equipment shall not affect the airworthiness of the aeroplane, even in the case of failures or malfunction.
(d) Instruments and equipment shall be readily operable or accessible from the station where the flight crew member that needs to use it is seated.
(e) All required emergency equipment shall be easily accessible for immediate use.