From EUROCONTROL ATM Lexicon
Revision as of 14:31, 5 July 2016 by Prisme-ops-admin
Message of any delay of more than 15 minutes and less than 20 hours for an IFR/GAT flight or part thereof operating within the IFPZ [….] submitted to the IFPS for processing.
EUROCONTROL, NM Glossary (2014)