Any natural or legal person that is a customer of a credit institution, financial company, payment institution, electronic money institution or credit intermediary registered with Banco de Portugal can complain of actions that they deem inappropriate or detrimental to their interests.

Banco de Portugal’s intervention in the analysis of complaints is restricted by law to the verification of compliance with the rules governing the activity of credit institutions, financial companies, payment institutions and electronic money institutions, when offering retail banking products and services, and credit intermediaries.