2016, Germany: Amendment for the protection of cultural heritage in Germany (PDF – Gesetz zum Schutz von Kulturgut)
2014, EU: Directive 2014/60/EU Of the European Parliament and of the Council of 15 May 2014 on the return of cultural objects unlawfully removed from the territory of a Member State and amending Regulation (EU) No 1024/2012 (Recast)
2013, ICOM: ICOM Code of Ethics for Museums
1995, EU: UNIDROIT convention
1993, EU: Directive 93/7/EEC of the Council of the European Union: it provides for the return of cultural objects that have been unlawfully removed from the territory of a member state of the European Union.
1970, UNESCO: UNESCO Convention on the Means of Prohibiting and Preventing the Illicit Import, Export and Transfer of Ownership of Cultural Property, 14 November 1970: signatory states undertake to prevent illegal trade in antiquities and art objects. Cultural property that unlawfully enters one of the signatory states must be returned.