Precision approach runway, category 1
urn:aero:airm:1.0.0:ContextualModel:ATMBusinessTerms:Precision_approach_runway,_category_1
An instrument runway served by ILS and/or MLS and visual aids intended for operations with a decision height not lower than 60 m (200 ft) and either a visibility not less than 800 m or a runway visual range not less than 550 m.
Source:
ICAO