In case of dispute, the consumer may resort to an Alternative Dispute Resolution Entity:
Lisbon Consumer Dispute Arbitration Center
https://www.centroarbitragemlisboa.pt
Vale do Ave Consumer Dispute Arbitration Center/Arbitration Court
TRIAVE – Centro de Conflitos de Consumo do Vale do Ave/Tribunal Arbitral
CIAB – Consumer Information, Mediation and Arbitration Center (Consumer Arbitration Court)
CNIACC – National Consumer Dispute Information and Arbitration Center
Coimbra District Consumer Dispute Arbitration Center
https://www.centrodearbitragemdecoimbra.com
Consumer Conflict Information, Mediation and Arbitration Center Algarve
Porto Consumer Information and Arbitration Center
CICAP – Tribunal Arbitral do Consumo
Madeira Consumer Conflict Arbitration Center
https://www.madeira.gov.br/cacc
More information at Consumer Portal