Home2001 Treaties and Agreements ...Luxembourg (12842) – Treaty on Mutual Legal Assistance in Criminal Matters hide Luxembourg (12842) – Treaty on Mutual Legal Assistance in Criminal Matters TIAS Office of Treaty Affairs February 1, 2001 Law Enforcement Treaty signed at Luxembourg March 13, 1997 with exchange of notes; entered into force February 1, 2001. Download attachment [323 KB] Tags Law Enforcement Luxembourg Treaties