The European umbrella organization MOROP consist today of 19 national organizations with more than 30.000 members in 16 European countries. Like in the EU the longer participating organizations of the founder countries have been augmented by members from Hungary, Poland, Rumania, Slovakia and Czechia. The main task of the Organization is the development and renewal of the Norms of European Model Railway (NEM).

Below are the NEM standards that are available in English.