Every Seafarer serving or intending to serve on a Cook Islands vessel must hold a Seafarers Discharge Book.

The Seafarers Discharge Book should contain the following minimum information:

• Name of seafarer,
• Capacity of seafarer onboard,
• Details of ship,
• Type of voyages,
• Date of joining and leaving the ship,
• Signature of the Master.

The Seafarer Discharge Book does not need to be a national identity document in accordance with the International Labour Organisation (ILO) Convention No. 185 Seafarer Identity Document.

The Master of the vessel or the Vessel Management Company shall be responsible for updating and verifying records contained within the Seafarer Discharge Book.