Plant Quarantine operation systems. Phyto-sanitary inspection and certification. Plant Pest risk assessment; pre-entry, border and post entry analysis. Plant imports and export regulations. Principles of pest incursion management. Pest surveillance methodologies. Emergency and Contingency planning of plant pests. International and National Legal Frameworks. Sanitary and Phytosanitary measures (SPS) and the World Trade Organisation (WTO). Technical Barriers to Trade (TBTs). Early warning and rapid response systems.