The report presents material on airport surface operations and 
relates it to the use of GNSS.  It is intended that the report 
provide background information for airport operators/users and 
equipment suppliers on the role of GNSS to support airport 
surface operations, and to provide guidance for the further 
development of performance standards.  The report culminates 
with conclusions pertaining to the use of GNSS for airport 
surface operations and identifies issues requiring further 
study.