If you choose the right Land-Rover, the Defender 110, you'll not have any problems.
There are no non-tdi for the year 1990-1997 and the customs is following their own pricelist.
www.olemeldgaard.dk is a well know importer of used LR from UK and has a good reputation. I've been dealing with this company for nearly 30 years and never had problems and recieved a superb service.
Ask for Ole himself and you may use my name as reference. If it could be for any help for you, I can call him.