The jurisdiction area of APSS, SA spreads through Setubal and Sesimbra, including the following areas:

Port of Setubal
Inland waterways and sea area: Extends from the estuary of the Sado river, passing through the Outão lighthouse and by the brook of Marateca up to the Alcácer do Sal fairway.

Land area: On the right bank of the Sado River, it extends from the brook of Marateca to the Alcácer do Sal fairway, scoping the wharves, docks, anchorage, leveled grounds and all existing shelter or protection works or that may come to be built within the limit of maximum legal width in part or all the extension of the side riverbank in the development and extension plan of the port.

On the left bank of the Sado river, it extends from the Alcácer do Sal fairway to the entrance fairway, going round the Troia Peninsula, scoping the wharves, docks, anchorage, leveled grounds and all existing shelter or protection works or that may come to be built within the limit of maximum legal width in part or all the extension of the side riverbank in the development and extension plan of the port.

Port of Sesimbra
The APSS jurisdiction in Sesimbra goes from the marginal avenue of public maritime domain, between the Alcatraz hill and the rooting of the outer pier of the port, with all the wharves, docks, anchorage, leveled grounds and all existing shelter or protection works or that may come to be built, up to the wet area surrounded by the outer pier of the port.