EASA Based questions
IFR Procedure
Where State has not established minimum IFR altitudes, the minimum height of an aircraft above the highest obstacle over high terrain, or in mountainous areas shall be for an IFR flight :
at least 2000 feet within 8 km of the estimated position
at least 1000 feet within 5km of the estimated position
at least 1000 feet within 8 km of the estimated position
at least 2000 feet within 5km of the estimated position