MinimumDescentAltitude

urn:aero:airm:1.0.0:ConceptualModel:Subjects:AirspaceInfrastructure:RouteAndProcedure:MinimumDescentAltitude

A specified altitude in a non-precision approach or circling approach below which descent must not be made without the required visual reference.

Source: ICAO Annex 6,
Abbreviations: MDA


Related:
is published for AircraftCategory