A flight must be performed in such a way that the operating procedures specified in the Flight Manual or, where required the Operations Manual, for the preparation and execution of the flight are followed.
Ní mór eitilt a dhéanamh ar bhealach lena ndeimhnítear go mbeifear ag cloí leis na nósanna imeachta oibriúcháin a shonraítear sa Lámhleabhar Eitilte nó, más gá, sa Lámhleabhar Oibríochta, maidir le hullmhú agus cur i gcrích na heitilte.