EASA requirements:-
(A) full procedure away from aerodrome to break-off height;
(B) occasions necessitating;
(C) in-flight conditions;
(D) landing area selection:
(i) normal aerodrome;
(ii) disused aerodrome;
(iii) ordinary field.
(E) circuit and approach;
(F) actions after landing.
Precautionary Landing

Emergency and Precautionary Landings
21 Air Exercise - Precautionary Landings
Precautionary Landing
Precautionary Search and Landing