The Contracting Parties committed to taking appropriate measures to prevent, reduce, and control pollution of the Wider Caribbean Region from land-based sources and activities, through the use of the best practical means available, and in accordance with each country’s capabilities. To achieve this aim, the Contracting Parties agreed to develop and implement national, sub-regional, and regional plans. The Contracting Parties also agreed to cooperate in a number of areas, including monitoring activities, research and development of relevant technologies and practices, and exchange of scientific and technical information. The Annexes to the LBS Protocol identify priority source categories and primary pollutants that are of particular concern.

The LBS Protocol further requires the Contracting Parties to develop and adopt guidelines regarding environmental impact assessments.