For the purposes of this Directive, the following definitions shall apply:

1) "service" means any self-employed economic activity, normally provided for remuneration, as referred to in Article 50 of the Treaty;

2) "provider" means any natural person who is a national of a Member State, or any legal person as referred to in Article 48 of the Treaty and established in a Member State, who offers or provides a service;

3) "recipient" means any natural person who is a national of a Member State or who benefits from rights conferred upon him by Community acts, or any legal person as referred to in Article 48 of the Treaty and established in a Member State, who, for professional or non-professional purposes, uses, or wishes to use, a service;

4) "Member State of establishment" means the Member State in whose territory the provider of the service concerned is established;