Brussels: On 17 June a quiet legal line falls across Europe’s energy map. From that date, under the regulation the Union adopted in late January and published in February, importers may no longer bring in Russian pipeline gas under short-term contracts signed before last summer. It is the first hard cutoff in a phased ban that converts the political slogan of the REPowerEU plan into binding law, and it marks the moment the EU stops merely reducing its dependence on Russian gas and begins legally dismantling it.
The architecture is deliberately gradual. Short-term liquefied natural gas deals were already barred from 25 April, and pipeline gas under the same short contracts follows on 17 June. The longer-running agreements get more time, with LNG under long-term contracts prohibited from the start of 2027 and long-term pipeline gas from the end of September that year, or a month later if winter storage targets are missed. Russian oil sits on a separate track, with the Commission committed to proposing a phase-out no later than the close of 2027. The staggering is not timidity. It is an admission that contracts cannot be torn up overnight without exposing buyers to penalties and the bloc to a supply shock it has spent three years trying to avoid.
What gives the June date weight is how far the picture has already shifted. Since 2021 the share of Russian gas, oil and coal in the Union’s energy mix has fallen sharply, replaced by American and Qatari LNG, Norwegian pipeline flows and a faster build-out of renewables. The ban codifies a transition that markets and sanctions had largely begun. By turning a trend into a legal obligation, Brussels removes the option of quietly drifting back to cheap Russian molecules once the war recedes from the headlines, which is exactly the temptation the regulation is built to foreclose.
The obligations now reach inside national capitals. By the start of March every member state had to submit a diversification plan setting out how much Russian gas it still imports, what it is doing to replace it, and which obstacles stand in the way. The requirement is more than paperwork. It forces governments that have been vague about their exposure to put numbers on the table and to own a credible route off Russian supply, while giving the Commission a basis to police backsliding.
The politics are sharpest for the landlocked states that never had easy access to seaborne alternatives. Countries such as Hungary and Slovakia, still drawing meaningful volumes through pipelines from the east, have framed the ban as a threat to their energy security and their household bills, and have resisted measures that would speed it up. Their position is not merely obstruction. A nation without a coastline cannot simply dock an LNG tanker, and the infrastructure to import gas from western neighbours takes money and years to build. The regulation’s phased dates and diversification plans are in part an answer to exactly that objection, buying time while removing the escape hatch.
There is a price to the principle, and it is worth naming plainly. Replacing pipeline gas, historically among the cheapest energy Europe could buy, with imported LNG priced on a global market exposes the continent to wider swings and, in tight years, higher bills. That cost lands on industry and households already strained by an energy-driven bout of inflation. Supporters answer that the bill for dependence proved far higher in 2022, when a single supplier could hold the continent’s economy to ransom, and that energy security is itself a form of value that does not show up on a monthly invoice.
The June cutoff will pass with little visible drama, because the contracts it bites were already winding down. Its importance is as a marker of intent. Europe has decided, in law rather than rhetoric, that the era of cheap Russian gas is closing, and has accepted the costs and the awkward internal arguments that decision carries. The harder deadlines arrive in 2027, when the long-term contracts that still move the largest volumes finally expire. June is the rehearsal. The real test of Europe’s resolve comes when the cheap, convenient option is taken away for good.




