Putting it right

Who has to agree to fix each mismatch

The bar shows how much of the building has to say yes.

Join two fractionsCC 1422.º-A n.ºs 1, 2
No consent from other owners if the fractions are contiguous. Storage and garages need not be.
Use changed to housingCC 1422.º-B
No consent from other owners since DL 10/2024. The owner records the change in the title after the municipal communication.
Façade or balcony worksCC 1422.º n.º 3
Prior approval by owners holding two thirds of the building's value.
Split a fractionCC 1422.º-A n.º 3
Allowed by the title, or an assembly vote with no opposition.
Change the titleCC 1419.º n.º 1
Agreement of all owners, by public deed or authenticated private document.
The owners' approval does not replace municipal control. Works that needed a licence or a comunicação still need one.
Sources: Código Civil, Arts. 1419.º (Lei 8/2022), 1422.º, 1422.º-A, 1422.º-B (DL 10/2024) · Reviewed 26 Sep 2026