This document provides a method for ships of 5 000 gross tonnage (GT) and above to collect data on fuel oil consumption, as required by regulation 22A of MARPOL, Annex VI. It specifies practical methods to measure the fuel oil consumption, the distance travelled and the hours underway. Annex A provides an example of a ship fuel oil consumption data collection plan.
PUBLISHED
ISO 23765:2021
PROJECT
ISO/DIS 23765
40.99
Full report circulated: DIS approved for registration as FDIS
Apr 28, 2026