NGS Retired Policies


Title Retired Date
Policy on Changes to State Plane Coordinates 12/18/2012
NOS Contracting Policy for Survey and Mapping Services 07/10/2010
Using Height Modernization Program Stations' GPS-Derived Heights as Constraints in Leveling Adjustments 04/13/2005
ITRF97 to NAD83 Transformation 10/05/2000
 

NGS Policies page