INSTRUMENT PROCEDURE DESIGN INDICATORIn addition to indicating TERPS, PANS-OPS and MIPS, a NATL Procedure Design Indicator label will be added to applicable procedures.A NATL label represents a procedure designed according to ICAO (8168 guidance), PANS OPS criteria, but the state has filed an exception to the design criteria for one of the following: Final approach segment, missed approach segme..