Methane

US District Court Grants Exemplary Damages Amendment in Colorado Orphaned Wells Class Action

A Colorado federal court has allowed landowner plaintiffs to amend a certified class-action complaint over orphaned oil and gas wells to seek exemplary (punitive) damages, holding that federal pleading rules override Colorado’s stricter statute on adding such claims. This lowers procedural barriers to punitive damages in similar environmental liability suits, heightening litigation and remediation cost risk for operators and investors tied to marginal wells, asset transfers, and orphan well programmes.

22 May 2026, 18:59govinfo.govUnited States

EU Industrial Emissions Expert Group Releases Minutes From UCOL Livestock Emissions Workshop

The European Commission’s Industrial Emissions Expert Sub-Group has published minutes of an October 2025 UCOL workshop on data collection and monitoring for emissions from poultry and pig rearing under the Industrial Emissions Directive. The discussions signal a move towards harmonised, higher-quality datasets on ammonia, methane, odour, dust, and nutrient emissions that will shape future livestock operating conditions and monitoring requirements, but they do not yet create direct legal obligations for operators.

21 May 2026, 15:52circabc.europa.euEuropean Union

California AB 2334 – Solid Waste Methane-Reduction Working Group Bill Held Under Submission

California’s AB 2334, which would create a solid waste methane-reduction working group and require a report by January 2029, has been held under submission in the Assembly Appropriations Committee as of mid-May 2026. While the bill remains only a proposal, it highlights potential future scrutiny of landfill methane strategies under the state’s SB 54 and SB 1383 frameworks but also signals limited current political momentum for this specific approach.

16 May 2026, 14:47leginfo.legislature.ca.govUnited States

UNEP Expands Satellite Methane Alerts to Coal and Waste Sectors

UNEP’s International Methane Emissions Observatory has expanded its satellite-based Methane Alert and Response System to cover coal mines and waste sites worldwide, while launching a coal methane database, a government response blueprint and new partnerships with major national oil companies. This does not directly change law but materially strengthens the data and accountability infrastructure for methane, signalling tighter future scrutiny and potential regulation of methane emissions in coal, waste and oil and gas value chains.

12 May 2026, 13:04unep.orgGlobal

Colorado SB101 Sent to Governor: Grants for Local Government Landfill Methane Projects

Colorado’s SB101 on landfill methane emission reduction has passed both chambers and been sent to the Governor, creating a grant framework and environmental justice prioritisation to help local governments finance compliance projects. If enacted later in 2026, this will unlock supplemental state funding for landfill methane controls, prioritise public landfills in disproportionately impacted communities, and signal continued tightening of climate expectations on waste operations and local authorities.

7 May 2026, 20:03leg.colorado.govUnited States

EU Commission Sets Out Pragmatic Implementation of Methane Regulation in G7 Speech

At a May 2026 G7 methane action event in Paris, the European Commission outlined a pragmatic approach to implementing the EU Methane Regulation, including forthcoming recommendations on complex supply chains and penalties. This signals that Brussels will press for rigorous methane measurement and reporting across domestic and imported fossil fuels while balancing climate ambition with energy security and trade stability.

5 May 2026, 07:26ec.europa.euEuropean Union

Colorado Legislature Advances SB101 on Landfill Methane Compliance Funding

Colorado lawmakers have advanced SB26-101, a bill to channel grant funding and environmental justice priorities toward local government-owned municipal solid waste landfills so they can comply with the state’s landfill methane emission regulation. If enacted, this measure will shape how landfill methane reduction projects are financed, prioritise support for disproportionately impacted communities, and influence compliance planning timelines ahead of the rule’s effective requirements.

3 May 2026, 14:40leg.colorado.govUnited States

US EPA Proposes Approval of Kentucky State Plan for Emissions From Existing Municipal Solid Waste Landfills

In April 2026 the US Environmental Protection Agency proposed approving Kentucky’s Clean Air Act section 111(d) state plan for emissions from existing municipal solid waste landfills, with public comments due by 26 May 2026. If finalised, this will shift affected Kentucky landfills from a federal MSW landfill plan to a state-implemented regime based on the 2016 emissions guidelines, so operators should review alignment with their current controls and reporting systems and consider whether to comment.

28 Apr 2026, 16:14federalregister.govUnited States

Japan MOE Publishes Results of J‑Credit Methodology Revision Consultation for Livestock Feed and Energy‑Efficiency Projects

Japan has finalised revisions to six J‑Credit methodologies for livestock feed additives and energy‑efficiency projects, publishing voluntary public comment results and confirming the updated rules on 17 April 2026. These changes expand recognised project types for domestic greenhouse‑gas credits and signal continued support for GX‑aligned investments in methane reduction and electricity‑saving equipment across agriculture and commercial sectors.

23 Apr 2026, 12:25public-comment.e-gov.go.jpJapan

Colorado Senate Advances SB101 on Landfill Methane Compliance Grants and Environmental Justice

Colorado is advancing SB101, which would fund municipal solid waste landfill methane reduction projects and recalibrate environmental justice criteria, with the Senate having passed an amended version and the bill now before a House committee in April 2026. If enacted, local governments operating landfills could access prioritised state grants for methane control investments while changes to “disproportionately impacted community” definitions may shift where regulatory attention and funding are focused.

23 Apr 2026, 08:36leg.colorado.govUnited States

Environment Agency Consultation Outcome on BAT Guidance for Mid-Merit Gas Generators in England

The Environment Agency has published the consultation outcome on proposed BAT implementation guidance for mid-merit gas-fired generators in England, signalling possible technology-specific efficiency and NOx criteria for plants operating 1,500–4,000 hours per year but confirming that no final decision has yet been taken. Operators planning or running flexible gas generation should treat this as an early policy signal and monitor closely, as any eventual guidance could link extended running hours to stricter emission performance, influence the relative competitiveness of engines versus turbines, and reshape permitting strategies for mid-merit capacity.

22 Apr 2026, 16:48gov.ukUnited Kingdom

Colorado SB101 Advances: Assistance for Local Governments on Landfill Methane Rules

Colorado lawmakers are advancing SB26-101, a bill that would give local governments more funding flexibility, technical support, waivers, and penalty relief to help them comply with landfill methane emission reduction regulations. If enacted, this would ease near-term compliance risks and budget pressure for Colorado landfill operators while preserving momentum on methane emissions control and informing future regulatory schedules.

22 Apr 2026, 12:20leg.colorado.govUnited States

US EPA Finalises Technical Amendments to Oil and Natural Gas NSPS and Emissions Guidelines

In April 2026 the US EPA finalised targeted amendments to its Clean Air Act New Source Performance Standards and Emissions Guidelines for the crude oil and natural gas sector, adjusting temporary flaring rules, vent-gas monitoring requirements, and reporting text without changing the underlying methane and VOC emission standards. From June 2026 operators must align flaring practices with a new 72‑hour limit plus documented exigent-circumstance extensions, focus NHV monitoring on streams diluted by inert gases, and ensure reinstated reporting obligations are reflected in compliance systems while state-plan timelines for existing sources remain in place.

21 Apr 2026, 13:43federalregister.govUnited States

UNECE Executive Body Adopts New Air Pollution Guidance And Emissions Reporting Rules

In December 2025, the UNECE Executive Body for the Convention on Long-range Transboundary Air Pollution adopted new guidance on industrial emission controls, nitrogen budgets and non-technical measures, alongside updated rules for emissions reporting, open data and EMEP financing for 2026–2027. These decisions signal how the Gothenburg Protocol revision and wider CLRTAP workplan will tighten expectations on air pollutant management across the UNECE region, shaping future national obligations for large stationary sources, inventory reporting teams and climate–air policy integration.

Poland’s Mining Authority Details Methane Enforcement Role and Proposed Mining Damage Fund

Poland’s State Mining Authority has used its 2025 activity report to confirm its formal designation as the national authority enforcing the EU Methane Regulation, establish a dedicated methane and rock-mass supervision department, and set a 2026–2028 strategy focused on higher-risk workings and data-driven oversight. For mining and energy operators this signals more structured inspections, methane-emissions monitoring and sanctions under EU rules, alongside potential future obligations from proposed reforms on anthropogenic deposits and a new fund to finance remediation of mining damage when responsible operators no longer exist.

19 Apr 2026, 16:53wug.gov.plPoland

Netherlands: Minister Responds on EU Methane Regulation and Natural Gas Supply Security

The Dutch climate minister has told Parliament that the EU Methane Regulation is already in force and will impose stricter methane monitoring and import-related requirements on oil, gas and coal from 2027, but with safeguards so enforcement does not endanger energy security. Energy and gas-intensive companies should prepare for tighter methane performance and data expectations on their suppliers by 2027, recognising that any relief or phasing will be negotiated at EU level rather than through unilateral Dutch exemptions.

13 Apr 2026, 20:00open.overheid.nlNetherlandsEuropean Union

Netherlands Publishes Committee Report on Implementation Act for EU Methane Regulation

In April 2026 the Dutch House of Representatives published the committee report on the Implementation Act for the EU Methane Regulation, advancing parliamentary scrutiny of the national enforcement framework for methane emissions in the energy sector. This step does not yet create new obligations but signals that Dutch implementation is moving through the decision-making stage, so oil and gas operators should keep preparing for forthcoming methane monitoring and reporting requirements.

13 Apr 2026, 19:59zoek.officielebekendmakingen.nlNetherlandsEuropean Union

Croatia Adopts Law Implementing EU Methane Regulation in the Energy Sector

Croatia has adopted a national law implementing the EU Methane Regulation for the energy sector, published in Official Gazette Narodne novine 37/2026 on 8 April 2026. This makes EU methane-emission rules fully operational in Croatia, raising compliance expectations and enforcement risk for oil, gas, and other energy operators with methane-emitting assets.

13 Apr 2026, 19:43narodne-novine.nn.hrCroatia

California CARB Opens 15-Day Comment Period on Landfill Methane Regulation Amendments

CARB has published modified amendments to the Landfill Methane Regulation, with final public comments due by April 17, 2026. Operators face accelerated timelines for gas collection system installation and expanded quarterly reporting obligations, signaling a shift toward more aggressive enforcement and granular oversight of methane emissions.

6 Apr 2026, 18:29ww2.arb.ca.govUnited States

US Congress Overturns EPA Waste Emissions Charge Rule for Petroleum and Natural Gas Systems

The US Congress has formally nullified the EPA methane waste emissions charge rule, effectively removing federal financial penalties for emissions exceeding statutory thresholds. Operators should halt implementation of specific reporting and netting procedures related to this charge while monitoring for potential alternative enforcement of the underlying Methane Emissions Reduction Program.

4 Apr 2026, 10:53congress.govUnited States