There are some new route requirements for flights to BIKF/Keflavik and BIRK/Reykjavik.
These can be found in the updated version of AIP ENR 1.8.4.1.3.7 which explains exactly how you should file your flight plans to/from both BIKF and BIRK. But to make all this blurb easier to understand, the good folks at Isavia have published some handy graphic presentations of the requirements:





If you follow the guidance and flight plan accordingly, you should avoid any nasty last-minute “FPL REJ” messages!
Further reading:
