Eritrea Country Flag Lincoln Sea On recreational vessels the law On recreational vessels the law requires that a Type IV flotation device be readily available guidelines and advice to seafarers on Authorised User (See Terms of Use): Member of The North of England P&I Association practical means of avoiding personal injury Vessels sailing under the Eritrea country flag are required to have on board this flag as part of flag state requirements that derive from maritime regulations in the International Code of Signals and the International Safety Management (ISM) Code These codes are published by the International Maritime Organization (IMO) as an ongoing effort to reinforce maritime safety procedures and communications to the international maritime community