Porto: Two pressures that usually pull in opposite directions – the drive to cut emissions and the demand to cut household bills – are about to collide on a single desk. Leaders have asked the Commission to deliver a review of the Emissions Trading System by July, and the same leaders have separately pressed for concrete, near-term options to bring down electricity costs for homes and industry. Reconciling the two inside one carbon-market overhaul is the policy puzzle of the season.
The trading system works by putting a price on each tonne of carbon, and that price feeds, directly and indirectly, into the cost of power. When permit prices spike, bills follow. They have been spiking lately for a reason that has nothing to do with climate policy: conflict in the Middle East has driven gas prices sharply higher, dragging carbon quotations up with them. The result is a system that is doing its job – making pollution expensive – at precisely the moment voters are least able to absorb the cost.
The Commission’s proposed fix tries to build a shock absorber into the market. Rather than automatically cancelling surplus permits, as the current design does, spare allowances would be channelled into a dedicated reserve. In a sudden price surge of the kind now playing out, that reserve could be released to add supply and take the edge off carbon prices, cushioning the pass-through to consumers without abandoning the long-run trajectory toward scarcity and higher costs. It is an attempt to keep the discipline of the market while smoothing its sharpest swings.
The debate lands against a backdrop of genuine progress on the supply side. Wind and solar together reached 30 percent of the bloc’s electricity, edging past fossil generation at 29 percent for the first time on record and up from 20 percent only five years earlier. The renewable share of the mix has climbed from 36 to 48 percent over recent years, and with nuclear added, more than 70 percent of power now comes from low-carbon sources. The decarbonisation story, in other words, is working – which is part of why the affordability complaint is so politically awkward.
That tension is the heart of the July review. Loosen the carbon market too far in the name of cheaper bills and the bloc risks weakening the very signal that drove the shift to clean power. Hold the line too rigidly and it hands populists a potent grievance, with energy costs already a flashpoint in national politics. The reserve mechanism is the Commission’s bid to escape that trap, but its calibration – how much is held back, how easily it is released, who decides – will determine whether it stabilises the market or merely delays the next argument.
The broader recalibration will not stop in July. Officials have signalled that proposals to reform the trading system, the renewable-energy framework and other core rules for the post-2030 period are queued for later in the year, alongside the fraught negotiation over the next long-term budget. The carbon-market review is therefore a curtain-raiser, the first test of whether the bloc can defend its climate architecture and its social licence at the same time, rather than trading one away to save the other.




