Competency courses prepare officers for a certificate of competency examination. Typically 4 months.
Navigational Watchkeeping Officer (NCV) is the deck officer certificate for near coastal voyages rather than unlimited foreign-going service. It covers the same watchkeeping competencies applied to coastal trade, and suits those working on offshore vessels, tugs, dredgers and coastal shipping.
Watchkeeping officer on near coastal voyage vessels.

Approvals and durations as published by DG Shipping, and the duration can differ between institutes. Fees and batch dates are set by the institute.