Statutory basis: - Convention of 29th May 2000 on Mutual Assistance in Criminal Matters between the Member States of the European Union (article 6, paragraph 2), and its Protocol of 16th October 2001, approved by statute of 27th October 2010 - Benelux Treaty on Extradition and Mutual Legal Assistance in Criminal Matters of 27th June 1962 (article 42), and its Protocol of 11th May 1974 - European Convention on mutual assistance in criminal matters of 20th April 1959 (article 21), approved by statute of 21st July 1976, and its additional Protocol of 17th March 1978, approved by statute of 27th August 1997