The restriction on cars registered before 2000 covers the city centre only between Avenida da Liberdade and the ‘Baixa’ downtown district.


Cars from before 1996 see their area of restriction expanded to include a much wider area, including Avenida de Ceuta, Eixo Norte-Sul, and the Forças Armadas, dos Estados Unidos, Marechal António Spínola, do Santo Condestável and Infante D. Henrique avenues).


There are exceptions for emergency vehicles, historic automobiles, LPG and motorcycles.


Taxis are exempt until 30 June.