International evidence cooperation: Special Courts may request foreign authorities to collect and transmit evidence in money laundering probes. Section 57 permits a Special Court, on application by an Investigating Officer or superior and being satisfied that evidence in a contracting State is required for a money laundering investigation, to issue a letter of request directing a competent foreign court or authority to examine facts, take specified steps, and forward all evidence to the issuing Special Court; transmission follows Central Government procedure and material received is deemed evidence collected during the investigation.