Laws :

Agreement between the Republic of Hungary and the Russian Federation, 1992 

Title  
Agreement between the State Commissions of the Republic of Hungary and the Russian Federation dealing with the Return of Cultural Property Concerning Co-operation in the Return of Cultural Property Taken to the Territory of the Other during and after the Second World War.

Date
1992

Summary
The Agreement recognizes the importance of solving mutual claims for cultural property taken to Hungary and the Russian Federation (the Parties) during and after the Second World War. The Agreement commits the Parties to make efforts to protect, safeguard, discover and return to circulation all such cultural property. The Parties agree to an exchange of information and documentation, to set up teams of specialists with the aim of identifying cultural treasures, and to establish legal mechanisms for the return of these treasures.

Source
Mravik, László, The "Sacco di Budapest" and Depredation of Hungary, 1938-1949: Works of art missing from Hungary as a result of the Second World War, Hungarian National Gallery publications, Budapest 1998. p.135. The full text of the Agreement is set out on page 135.