In the proceedings file No. 23 Cdo 3870/2015, the Czech Supreme Court dealt with the issue of commencement of the thirty-day period for the appointment of the presiding arbitrator by party appointed co-arbitrators pursuant to Section 9(1) of Act No. 216/1994 Coll., on Arbitral Proceedings and Enforcement of Arbitral Awards, as amended (the “Czech Arbitration Act”). Unlike the provisions contained in the rules of arbitral institutions (see e.g. Article 12(5) of 2012 ICC Rules of…