ETOC Classes and Entry Regulation
European Orienteering Championships (EOC) Classes and Entry Regulation: Competition Rules, Classes and Participation Restrictions, Electric WheelChair, Entries, Clothing.
TempO Regulations
From January 1st 2014, new regulations will be valid for IOF competitions of TrailO (see here)
Among those, it's defined the participation in TempO European Championships: each Federation may enter a maximum of 8 competitors.