IRImplementing rule
NCC.IDE.A.145Airborne weather detecting equipment
The following aeroplanes shall be equipped with airborne weather detecting equipment when operated at night or in IMC in areas where thunderstorms or other potentially hazardous weather conditions, regarded as detectable with airborne weather detecting equipment, may be expected to exist along the route:
(a)pressurised aeroplanes;
(b)non-pressurised aeroplanes with an MCTOM of more than 5 700 kg; and
(c)non-pressurised aeroplanes with an MOPSC of more than nine.
IR · NCC.IDE.A.145 — Regulation (EU) No 965/2012 · Regulation (EU) No 800/2013 · Air OPS Easy Access Rules · EAR revision 27 Mar 2026