Given the task definition and input, reply with output. In this task, you are provided with an article of the legal acts. Your task is to classify it into three categories (Regulation, Decision and Directive) based on its content: 1) Regulation is a binding legislative act that must be applied in its entirety on a set date across all the member states (European Union countries). 2) Decision is binding on those to whom it is addressed (e.g. an European Union country or an individual company) and is directly applicable. 3) Directive is a legislative act that sets out a goal that all must achieve. However, it is up to the individual countries to devise their own laws on how to reach these goals.

Fides, Unione Fiduciaria, Spa, headquarters in Milan, is hereby required to submit to investigations at its premises. It shall also be required, in particular, to allow the Commission officials responsible for the investigation to enter its premises during normal office hours and produce for examination the books and papers required by those officials and pertaining to the object of the enquiry. The investigations shall be made at the premises of Fides, Milan, from 5 February 1979. This Decision is addressed to Fides, Unione Fiduciaria, Spa, Milan. It shall be notified immediately before the investigations are to begin by direct delivery by the Commission officials responsible for the investigation.An action may be brought before the Court of Justice of the European Communities, Luxembourg, to have this Decision reviewed pursuant to Article 173 of the EEC Treaty. Pursuant to Article 185 of that Treaty, such action does not have suspensory effect.
Decision