01
Before complaining
Keep the contract, invoice, receipt, advertisement, e-mail, photo and relevant messages. State the facts, dates, amount and what you want resolved.
PRACTICAL LIFE
Paid for a service and something went wrong? Keep evidence and complain through the right channel.
Purchases, telecoms, energy, transport and other services are subject to consumer rules. The Complaints Book exists in physical and electronic form for many providers.
Practical guide
What to know first
02
Complaints Book
Portuguese law requires many suppliers of goods and services dealing with the public to provide a Complaints Book.
03
Electronic version
The electronic version allows online complaints in covered sectors. Use the official domain and identify the establishment/service correctly.
04
Competent authority
Different regulators may handle complaints depending on the sector, such as ANACOM for communications or ERSE for energy.
Important: The Complaints Book is not an automatic refund button. Write factually, attach relevant evidence and keep the complaint receipt.
Check before acting
Electronic Complaints Book ↗gov.pt information ↗
Rules and channels can change. The current official source takes priority.