Unless a descent restriction exists, advise the aircraft to descend to the MDA.
PHRASEOLOGY
(Number) MILES FROM RUNWAY/AIRPORT/ HELIPORT. DESCEND TO YOUR MINIMUM DESCENT ALTITUDE.
When a descent restriction exists, specify the prescribed restriction altitude. When the aircraft has passed the altitude limiting point, advise to continue descent to MDA.
PHRASEOLOGY
(Number) MILES FROM RUNWAY/AIRPORT/ HELIPORT. DESCEND AND MAINTAIN (restriction altitude).
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