This document provides guidance for Aerodrome Mapping Database (AMDB) generation. It is aligned with ED-99B, User Requirements for Aerodrome Mapping Information, and ED-119A, Interchange Standards for Terrain, Obstacle and Aerodrome Mapping Data. Updates and changes resulting from new revisions ED-99C and ED-119B as listed in APPENDIX B are not considered and not included in this document, but may follow in a subsequent version.