Column 1	Column 2	Column 3	Column 4	
Competence	Knowledge, understanding and proficiency	Methods for 
demonstrating 
competence	Criteria for 
evaluating competence	
Use of ECDIS to maintain the safety of navigation (continued)	.2   safe monitoring and adjustment of information, including own position, sea area display, mode and orientation, chart data displayed, route monitoring, user-created information layers, contacts (when interfaced with AIS and/or radar tracking) and radar overlay functions (when interfaced)

.3   confirmation of vessel position by alternative means

.4   efficient use of settings to ensure conformance to operational procedures, including alarm parameters for anti-grounding, proximity to contacts and special areas, completeness of chart data and chart update status, and backup arrangements

.5   adjustment of settings and values to suit the present conditions

.6   situational awareness while using ECDIS including safe water and proximity of hazards, set and drift, chart data and scale selection, suitability of route, contact detection and management, and integrity of sensors