The 13th session of the Ad Hoc Committee, which was held in Vienna, Austria, February 2-6, 2004, adopted the following agenda and organization of work: consideration of the draft rules of procedure for the Conference of the Parties to the United Nations Convention Against Transnational Organized Crime; finalization and approval of the draft rules of procedures for the Conference of the Parties; and adoption of the report of the 13th session. The Ad Hoc Committee based its work on the draft rules of procedure prepared by the Secretariat as well as on proposals and contributions submitted by governments. The Ad Hoc Committee also had before it amendments to the draft rules of procedure prepared by informal working groups. The Ad Hoc Committee approved the draft rules of procedure and decided to submit them to the Conference of the Parties for its consideration and action at its first session. All representatives expressed their satisfaction with the finalized draft rules of procedure for the Conference of the Parties. Several speakers at the session emphasized the importance of the Conference of the Parties in the fight against transnational organized crime and reaffirmed their commitment to collaborate at the Conference. Appended list of participants and a list of documents before the Ad Hoc Committee at its 13th session