In the event of a dispute, the consumer may use the following Arbitration Centers:

National Consumer Conflict Information and Arbitration Center (CNIACC) with an electronic website at www.arbitragemdeconsumo.org;

Vale do Ave Information and Arbitration Center (CIAVE) – Guimarães, with an electronic website at www.triave.pt;

Algarve Consumer Information, Mediation and Arbitration Center (CIMAAL), with an electronic website at www.consumidoronline.pt;

Vale do Cávado Information and Arbitration Center (CIAB) – Braga, with an electronic website at: www.ciab.pt;

Arbitration Center for Consumer Conflicts in the Autonomous Region of Madeira (CACRAM), with an electronic website at www.srrh.gov-madeira.pt/Default.aspx?alias=www.srrh.gov-madeira.pt/cacc;

Lisbon Consumer Conflict Arbitration Center (CACCL), with an electronic website at www.centroarbitragemlisboa.pt;

Coimbra District Consumer Disputes Arbitration Center (CACCDC), with an electronic website at www.centrodearbitragemdecoimbra.com;

Porto Consumer and Arbitration Information Center (CICAP), with an electronic website at www.cicap.pt.