An investment plan has been drawn up, although the exact proportion of matching funding from the port authorities has not so far been agreed. Furthermore, the management bodies will have to pay an annual levy based on the productivity of each port. At Barranquilla, an agreement has been reached covering access channel maintenance and expansion of the port by 274 hectares.At Buenaventura,works are to go ahead to deepen the access channel, while the port authority will invest in upgrading infrastructure.