Written with people moving from Turkey in mind. The Portuguese rules still apply more broadly.
The Yellow Complaint Book
While the Red Book is for private businesses, the Yellow Book (Livro Amarelo) is specifically for complaints against public services like AIMA, Finanças, or Social Security.
If you face rude behavior, unreasonable delays, or administrative errors at a government office, requesting the Yellow Book triggers an internal review. It is a powerful tool to ensure your rights are respected in the public sector.