Try
www.jaa.nl Look up FCL 2 (Flight Crew Licensing - Helicopters) It'll at least tell you what you are up against and the subject material to study for any exams you have to complete. If you have a frozen ATPL and you have not completed your IR in 3 years or less, it may cause the invalidity of the frozen ATPL exams. Each authority seems to have a different 'Take' on the interpretation of the regulation. But then the ambiguity is wide.....and that applies to alot of JAA Blah!!!!