Regulation (EC) No 647/2005 of the European Parliament and of the Council of 13 April 2005 amending Council Regulations (EEC) No 1408/71 on the application of social security schemes to employed persons, to self-employed persons and to members of their families moving within the Community and (EEC) No 574/72 laying down the procedure for implementing Regulation (EEC) No 1408/71