This Practice Note introduces the Swiss Arbitration Centre and the Swiss Rules of International Arbitration (the Swiss Rules). Development of the Swiss Rules Some of the local Swiss Chambers of Commerce have offered arbitration services as early as in the second half of the 19th century. The Chambers of Commerce and Industry of Basel, Bern, Geneva, Neuchâtel, Ticino, Vaud and Zurich each applied their own rules of arbitration until 2004, when they replaced their former local arbitration rules by the 2004 Swiss Rules of International Arbitration (the 2004 Swiss Rules). The 2004 Swiss Rules were based on the 1976 UNCITRAL Arbitration Rules (the UNCITRAL Rules), with some significant modifications. In particular, unlike under the UNCITRAL Rules, arbitrations under the Swiss Rules are administered by an institution. In 2010, a working group was constituted to revise the 2004 Swiss Rules. The purpose of the revision was to further increase the time and cost