The red diesel purchased prior to departure from UK to Belgium (and any EU marinas and ports) must pay the full 100% duty
red diesel
Court of Justice of the European Union ruling could end the use of red diesel for private pleasure craft
A decision by the Court of Justice of the European Union could mean that private pleasure craft in the UK will no longer be able to use red diesel for propulsion
No fines for use of red diesel in UK vessels visiting Belgium
There will now be no Belgian fines or penalties for UK vessels visiting Belgium with UK marine red diesel in their tanks