Liberia is proposing that certain vessels are given additional time beyond 2020 to install new adequate ballast water management systems (BWMS).

The Liberian Maritime Administration (LISCR) plans to introduce its proposal to the International Maritime Organization (IMO) meeting in London on 24 October.

From 8 September 2017 more ships will be required to install new BWMS in accordance with IMO guidelines.

David Pascoe, senior vice-president of operation & standards at LISCR, said: "In order to allow more time for new systems to become available and for shipowners to decide which system to invest in and install, Liberia has proposed that shipowners may decide if they wish to renew a ship’s international oil pollution prevention (IOPP) certificate earlier than scheduled in order to have...