Guidance and guidelines


Graphic of the ABS logo with a blue background and light effects over a globe. February 12, 2026
ABS consortium delivers ammonia fuel safety report for EMSA  

Report expands on IMO interim guidelines and highlights need for comprehensive understanding of ammonia properties.
Photograph of a blue cargo vessel. February 2, 2026
Lloyd’s Register publishes first guidance notes for onboard hydrogen generation systems  

Classification society addresses regulatory gap as shipowners explore producing hydrogen from alternative fuels onboard.
Methanol dual-fuel webinar graphic. January 19, 2026
Maritime Technologies Forum to host webinar on methanol dual-fuel ship inspection guidelines  

MTF webinar on 5 February will present recommendations from recently published safety inspection report.
IMO Member States, Belgium delegation. December 12, 2025
Lloyd's Register, Exmar, and Belgium’s Federal Public Service develop interim guidelines for ammonia cargo as fuel  

Guidelines expected to receive formal IMO approval in May 2026, enabling ammonia use on gas carriers.
SGMF executive committees. December 11, 2025
Trelleborg's Stafford appointed chair of SGMF technical committee  

Andrew Stafford to lead three-year term on gaseous fuels safety guidance body.
Liam Blackmore, Lloyd's Register. November 27, 2025
Ammonia Energy Association releases gas detection whitepaper with Lloyd's Register input  

Lloyd's Register contributed expertise to new guidance on ammonia detection systems for the maritime sector.
Methanol fuel safety guidelines graphic. November 13, 2025
ClassNK updates methanol fuel guidelines as alcohol-fuelled ship orders rise  

Japanese classification society releases revised safety requirements for methyl and ethyl alcohol-fuelled vessels.
ClassNK Guidelines front cover. October 31, 2025
ClassNK publishes world-first guidelines for membrane-based onboard CO2 capture systems  

Classification society expands guidelines to cover membrane separation method for capturing ship exhaust emissions.
Lloyd’s Register nuclear energy guidance for maritime. October 20, 2025
Lloyd's Register publishes first nuclear shipping guidance  

Classification society releases roadmap for nuclear technology adoption in commercial shipping and offshore industries.
Stream Marine Training logo. October 9, 2025
Stream Marine Training calls for fuel-specific safety standards  

Maritime training provider says generic alternative fuel guidelines are insufficient for crew safety.
Aerial view of ships next to seafarer. October 3, 2025
IMO issues training guidelines for seafarers on alternative fuels  

International Maritime Organization develops framework to prepare crews for energy transition.
Document header - MTF safety guidelines for methanol dual-fuel ship inspections. September 30, 2025
Safety guidelines released for methanol dual-fuel ship inspections  

New report provides 41 safety recommendations to address methanol's flammability, toxicity, and corrosivity challenges.
UECC logo. November 15, 2023
Formula for change: UECC solution for EU ETS gives clients clarity on emission costs | UECC  

Short-sea shipper calls for EU ETS formula based on 'Ro-Ro GHG Emissions Accounting Guidance'