EU 2040 climate target explained: 90%, carbon credits and the policy test

The European Union (EU) has adopted a legally binding 2040 climate target: a 90% net greenhouse gas emissions reduction compared with 1990. The headline is simple. The test is not. The target combines an 85% domestic floor, up to 5% international carbon credits from 2036, a role for permanent removals in the European Union Emissions Trading System (EU ETS) and a delayed start for the European Union Emissions Trading System 2 (EU ETS2).

The sticky statistic is the 90/85/5 split. The EU target is a 90% net cut by 2040. At least 85% has to come from domestic net emissions reductions. Up to 5% can come from high-quality international credits from 2036.

That split is where the policy argument lives. A headline target can give investors, companies and governments a clearer direction after 2030. But the credibility of that direction depends on how much of the target is delivered inside Europe, how carbon credits are governed, how removals are counted and whether later laws make the target operational rather than symbolic.

The same delivery test is visible in the COP31 electrification target. A 90% climate-law target is difficult to meet without much wider clean electricity use in transport, buildings and industry, but electrification only works if grids, finance and power-market rules keep pace.

Quick answer

The numbers to know

What the law says

The amended European Climate Law sets a binding intermediate target for 2040. In plain English, the EU has now written a post-2030 emissions destination into law rather than leaving the path between 2030 and 2050 as a political blank space.

The Council of the European Union formally adopted the amendment on 5 March 2026. The European Commission says the law reduces the EU's net emissions by 90% by 2040 compared with 1990, with an 85% domestic target and up to 5% in international carbon credits.

That distinction between net, domestic and credit-backed reductions is not a technical footnote. It is the difference between a clean headline and the actual delivery model. Net means removals can matter. Domestic means reductions and removals inside the EU carry the main burden. Credits mean some mitigation outside the EU can count, within a cap and under rules that still need close scrutiny.

Why 90% is not the whole story

A 90% target can sound like a single number, but it is really a bundle of policy choices. A reader should separate four questions.

This is why the 2040 target matters for more than climate diplomacy. It gives a reference point for companies planning assets with long lives, investors judging transition risk, governments negotiating sector rules and carbon-market participants watching future credit demand.

The carbon credit clause

The most contested part of the target is the international credit allowance. From 2036, the EU may use high-quality international credits for up to 5% of the 1990 net emissions baseline. The Council says these credits must be based on credible mitigation activities in partner countries and aligned with the Paris Agreement.

That is a narrow door, not an open offsetting lane. The 85% domestic floor means the EU cannot outsource the main target. But the 5% clause still matters because it creates a formal place for international carbon credits inside a legally binding climate target.

The practical question is quality and accounting. A credit used toward a public climate target needs more than a nice project story. It needs a robust baseline, additionality, monitoring, verification, permanence or reversal management, host-country authorisation where relevant, and protection against double counting. That is why the credit clause points directly toward Article 6 of the Paris Agreement and the wider debate over carbon market integrity.

The strongest version of this clause would finance credible mitigation beyond Europe while keeping the domestic transition unmistakable. The weak version would create political cover for slower domestic action. The law now creates the boundary. The implementation will decide which version readers see.

Permanent removals and the EU ETS

The amended law also opens the door to EU-based permanent carbon removals in the EU ETS. This is important because the EU ETS has historically been a system for pricing emissions from covered sectors, not a broad market for every type of removal claim.

Permanent removals are different from many conventional offset claims. They are meant to remove carbon dioxide from the atmosphere and store it for a long time. Examples can include engineered removals, certain mineralisation approaches or other durable storage routes, depending on the detailed rules. The policy challenge is proving storage, durability, liability, monitoring and the relationship between removals and emissions reductions.

The risk is substitution. If permanent removals are treated as a reason to delay avoidable emissions cuts, they weaken the target. If they are reserved for hard-to-abate residual emissions and governed tightly, they can become part of a credible net zero architecture. For the credit-quality angle, read the guide to carbon removal credits.

What the EU controls and what it influences

The 2040 target is useful only if readers understand the control boundary. The EU can set laws, funding programmes and market rules. It cannot directly command every household, supplier, investor or trade partner to make a perfect decision on the same timetable.

Why EU ETS2 matters to the target

The 2040 target arrived with a political signal on EU ETS2. The Council adoption package delayed full EU ETS2 operation from 2027 to 2028. That matters because EU ETS2 is the carbon-pricing system designed for buildings, road transport and additional sectors, where policy can touch fuel suppliers, heating costs, mobility and household affordability.

This is not a small side note. It shows the central trade-off in European climate policy. The EU wants a stronger long-term emissions path, but it also knows that carbon pricing can become politically fragile when the cost signal moves closer to households and small businesses.

The question for readers is not whether EU ETS2 is good or bad in the abstract. It is whether the delayed start, Social Climate Fund and national measures give households and micro-enterprises enough support while preserving the emissions signal. A 2040 target that ignores distributional politics may not survive. A target that weakens every difficult instrument may not deliver.

What changes after 2030

The 2040 target is mainly a post-2030 signal. The current decade is still governed by the EU's 2030 target and the Fit for 55 package. The new target gives lawmakers a legal destination for the next round of policy design.

That matters for assets with long investment cycles. Power grids, heavy industry, hydrogen infrastructure, building stock, vehicle fleets, ports, carbon capture, storage networks and clean manufacturing capacity are not built on three-year timelines. A legally binding 2040 target helps signal that the EU expects deep decarbonisation to continue after the 2030 package.

It also matters for disclosure and transition planning. Companies making climate claims, transition plans or capital-allocation decisions will increasingly be judged against a policy path that runs beyond 2030. For importers and suppliers, the target reinforces the direction behind CBAM, carbon pricing, industrial decarbonisation and emissions evidence.

What companies and investors should watch

For companies, the target should be read as a direction-of-travel signal rather than a single new form to fill in. The practical effects will come through sector laws, national implementation, procurement requirements, reporting standards, energy-market changes and carbon-price exposure.

• Energy-intensive companies should watch how EU ETS rules, free allocation, clean industrial support and CBAM (Carbon Border Adjustment Mechanism) evolve after 2030.
• Importers should watch whether carbon border rules expand, simplify or tighten evidence requirements.
• Fuel suppliers and building or transport businesses should watch EU ETS2 implementation, pass-through rules and social support.
• Carbon credit buyers should watch how the EU defines eligible international credits and how Article 6 authorisation is handled.
• Investors should watch whether the target changes transition risk, stranded-asset exposure, clean-technology demand and policy-support assumptions.

For investors, the important point is not to treat the target as a guarantee of any company outcome. It is a policy signal that can change sector expectations. The same target can create opportunities for grids, efficiency, clean industry and low-carbon fuels while increasing pressure on assets that depend on slow policy change.

How to judge the target

A serious reading of the EU 2040 target needs more than asking whether 90% sounds ambitious. Use these tests instead.

What the target does not prove

The 2040 target does not prove that the EU will meet the target. It does not prove every member state will implement policy at the same pace. It does not prove every credit used from 2036 will be high quality. It does not prove carbon prices will be politically easy. It does not prove European industry will decarbonise without trade-offs.

That is not a reason to dismiss the law. It is a reason to read it properly. The target sets the legal direction. Delivery depends on the next layer: rules, investment, infrastructure, evidence and political durability.

FAQ

What is the EU 2040 climate target?

It is the European Union's legally binding target to cut net greenhouse gas emissions by 90% by 2040 compared with 1990 levels.

What does the 85% domestic floor mean?

It means at least 85% of the 1990 baseline reduction must come from domestic net emissions reductions inside the EU, rather than international carbon credits.

Can the EU use carbon credits for the 2040 target?

Yes, but only within the stated limit. From 2036, up to 5% of the 1990 emissions baseline may be met through high-quality international credits, subject to the rules and accounting that follow.

Does the target mean the EU is climate neutral by 2040?

No. The 2040 target is a 90% net reduction compared with 1990. The EU climate neutrality objective remains 2050.

Why does EU ETS2 matter here?

EU ETS2 matters because it prices emissions from buildings, road transport and additional sectors. Its full operation was delayed to 2028, showing the political difficulty of household-facing carbon pricing.

Is the 2040 target good for carbon markets?

It could increase the importance of carbon-market governance, especially international credits, Article 6 accounting and permanent removals. But whether that is positive depends on quality, transparency and how much domestic action continues.

Useful source links

• European Commission: 2040 climate target
• Council of the European Union: final green light for the 2040 climate target
• European Commission: EU Climate Law proposal for the 2040 target
• European Scientific Advisory Board on Climate Change
• European Commission: EU ETS
• European Commission: EU ETS2