See <a href='https://www.imo.ie/policy-international-affair/documents/policy-archive/imo-motions-and-policy-handbook/IMO-Policy-Handbook-2010.pdf'>https://www.imo.ie/policy-international-affair/documents/policy-archive/imo-motions-and-policy-handbook/IMO-Policy-Handbook-2010.pdf</a>