1. A geographic region or settlement that lacks proper legal ownership documents, titles, or official recognition by government authorities
Many families live in areas without legal documentation in informal settlements.
Muitas famílias vivem em áreas sem documentação legal em assentamentos informais.
2. Property or land that has not been formally registered or surveyed by relevant governmental bodies
The government launched a program to regularize areas without legal documentation.
O governo lançou um programa para regularizar áreas sem documentação legal.