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STDGOLD_STANDARD//ALT_STDVERRA_VCS//METHVM0053 · GS_AMS//SCOPEGLOBAL_POA//STATUSOPERATIONAL//STDGOLD_STANDARD//ALT_STDVERRA_VCS//METHVM0053 · GS_AMS//SCOPEGLOBAL_POA//STATUSOPERATIONAL//
Gold Standard/Verra VCS/Maritime Methodologies v2.4

High-Integrity Carbon Credits
from Maritime Decarbonization

We develop, certify, and monetize voluntary emission reduction projects and grouped programmes for shipping companies under Gold Standard and Verra VCS methodologies.

Methodologies
04
Active
Fuel Savings
5–15%+
Retrofit Range
Registries
GS·VCS
Tier-1
Berth Offset
100%
Shore Power
Vessel Telemetry · LIVE0.024s
FUEL_BURN
39.5 MT/D
n=48 · live
EEXI_HEADROOM
-17.7%
n=48 · live
CII_RATING
79.9 SCORE
n=48 · live
OFFSET_POTENTIAL
15.32%
n=48 · live
ANNUAL_ER
42,800
tCO₂e
REVENUE_EST
$1.19M
@ $28/t
VESSELS
08
In PoA
CREDITING_PERIOD
07
Years
REF_IDMO-PX-001 · 2025.Q2
LAT 51.5074°N · LON 0.1278°WSYSTEM_OPTIMAL
System Secure
Who We Are

Project developer for the world's shipping fleet.

Maritime Offsets acts as project developer for single-ship and fleet-level offset projects owned by shipping companies, and as Coordinating / Managing Entity (CME) and project owner for grouped projects (Programmes of Activities).

We bring deep technical expertise in approved maritime methodologies, robust MRV, and high-integrity credit issuance — turning decarbonization investments into long-term revenue while strengthening your regulatory position under IMO, EU ETS and FuelEU Maritime.

Who this is for

Ship owners & operators

Container, bulk, tanker, Ro-Ro, gas carriers and specialized fleets seeking verified emission reductions.

Fleet & sustainability leads

Teams targeting CII / EEXI improvement plus an additional revenue stream from voluntary credits.

Ports, terminals & energy providers

Developers of shore-power, offshore electricity, and alternative-fuel bunkering infrastructure.

Charterers & cargo owners

Companies that need credible Scope 3 reductions backed by Gold Standard or Verra VCS credits.

Our Solutions

Approved methodologies for maritime emission reductions

Four complementary methodologies under Gold Standard and Verra VCS. Measures can be combined for compound emission reductions across single vessels or grouped fleet programmes.

Gold Standard

Retrofit Energy Efficiency Measures

Hull, propulsion and machinery upgrades that reduce fuel burn over the vessel's operating profile.

  • Hull optimization & hydrodynamic refits
  • Bulbous bow reconfiguration
  • Air lubrication systems
  • Pre/post-swirl devices (Mewis duct, boss cap fins)
Typical 5–15%+ fuel savings (bundle dependent)
Gold Standard

Shore-Side & Offshore Electricity Supply

Displaces auxiliary and main engine fuel at berth or via offshore power buoys with grid or renewable electricity.

  • Cold ironing / shore power (OPS)
  • Offshore power buoys at anchorage
  • Renewable PPA-backed supply
  • Grid emission factor accounting
Up to 100% of berth/idle emissions per call
Gold Standard

Marine Fuels & Bio-Bunkers

Blended biofuels — primarily UCO-derived — replacing conventional HFO, VLSFO or MGO with full supply-chain accounting.

  • UCOME / FAME biofuel blends
  • HVO drop-in fuels
  • ISCC-EU / RSB certified supply
  • Well-to-wake LCA
Proportional to blend ratio and biofuel LCA value
Verra VCS · VM0053

Alternative Low-Carbon Fuels for Shipping

Green / e-hydrogen, green / e-ammonia and electrofuels (e-LNG, e-LPG, e-methanol, e-diesel) with rigorous well-to-wake accounting.

  • Green & e-hydrogen
  • Green & e-ammonia
  • e-methanol, e-LNG, e-LPG, e-diesel
  • Additional renewable electricity sourcing
Up to ~90% well-to-wake vs fossil baseline

Multiple methodologies can be stacked on a single vessel or across a grouped Programme of Activities (PoA) to deliver compound, additional reductions — provided emission boundaries are clearly demarcated to avoid double counting.

Programme of Activities

A global PoA for shipowners worldwide

Maritime Offsets is developing a global Programme of Activities (PoA) that bundles all four approved maritime methodologies — retrofit efficiency, shore power, biofuels, and alternative fuels — into a single, scalable carbon credit framework.

By enrolling your vessel or fleet, you gain streamlined validation, grouped MRV, and coordinated credit issuance under Gold Standard and Verra VCS. We handle project development so you can focus on decarbonization.

Combined Methodologies

Stack retrofit efficiency, shore power, biofuels, and alternative fuels under a single grouped programme.

Streamlined Validation

One validation and registration event covers all enrolled vessels, accelerating time-to-credit.

Fleet-Scale Economics

Grouped MRV delivers lower unit costs and stronger portfolio liquidity for shipowners.

Global Coordination

Maritime Offsets acts as Coordinating and Managing Entity with partners across major shipping corridors.

Expression of Interest

Enroll in the Global PoA

Submit your details and our project development team will be in touch within 48 hours to schedule a confidential discussion about your fleet's eligibility.

By submitting, you agree to our Privacy Policy. Your information is handled confidentially.

Eligibility Checklist

Assess your fleet's programme fit

Tick each criterion that applies. Your fit score updates in real time and guides the right next step.

Fit Score
0 / 6
0%

Explore Your Options

A few criteria are not yet met. We still welcome a confidential call to review your fleet and identify the fastest route to eligibility.

Indicative only. Final eligibility is determined during confidential project scoping.

Interactive Tool

Pick the actions you've implemented — see the credits

Select each decarbonization action your fleet has put in place. We'll ask only for the data each action needs and apply the appropriate Gold Standard or Verra VCS methodology to compute baseline emissions, project emissions, leakage and emission reductions (ERs) per activity, plus portfolio totals.

PANEL 01 · Project ScopeCONFIGURED
Project type
Vessels in PoA
Disabled · Single vessel mode
$28 /tCO₂e
$5$120
Arrow keys ±1 · Page Up/Down ±10
Step 1 · Select implemented actions
Required data
Historic VLSFO/HFO/MGO consumption before retrofit.
Sea-trial or modelled, normalised for weather/load.
Baseline
68,040
BE tCO₂e/yr
Project
62,597
PE tCO₂e/yr
Leakage
109
LE tCO₂e/yr
ERs
5,334
tCO₂e/yr
Required data
MGO/MDO burned by auxiliary engines while moored.
Range 0–100 %
Range 0–100 %
Baseline
2,722
BE tCO₂e/yr
Project
485
PE tCO₂e/yr
Leakage
27
LE tCO₂e/yr
ERs
2,209
tCO₂e/yr
Portfolio totals
2 actions
Baseline
70,762 t
BE / yr
Project
63,082 t
PE / yr
Leakage
136 t
LE / yr
ERs
7,544 t
tCO₂e / yr
Issuable credits (after 10% buffer)
6,789 / yr
Indicative revenue · $190,104 (range $152,083 – $247,135)
Per-activity breakdown
ActivityBEPELEER
Energy efficiency retrofit68,04062,5971095,334
Shore power (cold ironing)2,722485272,209
Total70,76263,0821367,544
Each activity uses its methodology's BE − PE − LE structure. Defaults are conservative (VLSFO WTW 3.78, grid 0.45 tCO₂/MWh, biofuel residual 0.65, e-fuel residual 0.3). A 10% buffer is applied to ERs before crediting. Illustrative only — issuance requires a PDD validated by an approved DOE/VVB.
Regulatory Alignment

How voluntary credits accelerate maritime decarbonization

High-integrity voluntary credits are not a substitute for compliance — they are the financial bridge that makes deeper, faster decarbonization commercially viable.

Model your project economics

IMO alignment

Efficiency measures translate directly into improved CII ratings and complement EEXI compliance. DCS/MRV fuel data feeds project monitoring with minimal added burden.

EU ETS & FuelEU Maritime

Voluntary credit revenue de-risks investments that also reduce allowance exposure under EU ETS and the GHG-intensity targets of FuelEU Maritime.

Integrity & no double counting

Unique IMO-number tracking, contractual safeguards across owner, operator and charterer, and full alignment with Article 6 principles.

Finance for the transition

High-quality credit revenue is reinvested into further efficiency, alternative fuels and port electrification — accelerating sector-wide decarbonization.

How We Work

End-to-end project development — from feasibility to credit issuance

A long-term partnership model that takes your project from concept through verified credits and active portfolio management.

  1. 1

    Opportunity & baseline

    Fleet screening, methodology mapping and baseline emissions assessment using IMO DCS / MRV and noon-report data.

  2. 2

    Project design

    Single-vessel or grouped (PoA) PDD developed against Gold Standard or Verra VCS methodologies, including additionality and safeguards.

  3. 3

    Validation & registration

    Independent validation by an accredited DOE/VVB and registration under the chosen standard.

  4. 4

    Monitoring, reporting, verification

    Robust MRV plan aligned with SGDL where applicable, leveraging onboard data and certified fuel records.

  5. 5

    Issuance & monetization

    Credit issuance, market placement, retirement support and ongoing portfolio management across the credit lifetime.

Contact

Let's design your maritime credit project

Talk to our project developers about a feasibility study for your vessel, fleet, terminal or grouped programme. We respond to qualified enquiries within two business days.

Email
hello@maritimeoffsets.com
Operations
Global · Maritime project portfolio

Integrity is at the core of our work. Every project is developed under the rigorous additionality, MRV and registration requirements of Gold Standard or Verra VCS. Information provided on this site is for general guidance only and does not constitute financial, legal or carbon accounting advice.

Industry Calendar · Next 12 Months

Where maritime decarbonization gets decided

The conferences, IMO sessions and climate negotiations shaping regulation, fuel pathways and voluntary carbon market policy. Refreshed weekly.

Week of Jun 15, 2026
Through Jun 2027
Sep 8–11, 2026
Gastech 2026 Exhibition

LNG, ammonia, hydrogen value chain — critical for maritime alternative fuel supply.

Milan, Italy
Oct 12–16, 2026
IMO MEPC 85 Regulatory

Expected entry-into-force decisions for the Net-Zero Framework's GHG fuel standard and pricing mechanism.

London, UK
Live Industry Feed

Maritime decarbonization headlines

Real-time coverage of IMO regulation, EU ETS, FuelEU Maritime, alternative fuels and voluntary carbon market developments — aggregated from leading shipping publications.

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