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uk-inflation-hits-3-5-as-fuel-jumps-29-8-boe-meets-nov-5

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INTERNAL LINKS USED:

- OPEC+ Holds Quotas Steady While Output Runs 5M bpd Short: https://blogerroom.com/finance/opec-holds-quotas-steady-while-output-runs-5m-bpd-short

- Eurozone Inflation Hits 3.8% as Energy Costs Surge: https://blogerroom.com/finance/eurozone-inflation-hits-38-as-energy-costs-surge

- Hot CPI Revives Fed October Hike Bets; S&P Falls 1.1%: https://blogerroom.com/finance/hot-cpi-revives-fed-october-hike-bets-sp-falls-11

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A litre of diesel in Britain cost 192.5 pence on average in September, the highest since July 2022, according to the Office for National Statistics. Petrol reached 169.5 pence, the highest since August 2022. Those two numbers did most of the work in Wednesday's inflation release, which showed consumer prices rising 3.5 percent in the year to September, up from 3.1 percent in August and above the 3.4 percent economists had forecast.

The headline, and the comparison that stings

Annual CPI inflation was the highest since October 2025, the ONS said. Prices rose 0.4 percent on the month, compared with little change a year earlier. The statistics office also notes that the UK's 3.5 percent was higher than the rates in France (3.4 percent) and Germany (3.3 percent) in September, on the same harmonised basis.

The measure that includes housing costs for owner-occupiers, CPIH, rose 3.6 percent, from 3.3 percent. The Bank of England targets CPI, so 3.5 percent is the number that matters for rate-setters. It sits 1.5 percentage points above the 2 percent target.

A fuel story, with a start date

Transport, and motor fuels in particular, made the largest upward contribution to the change in the annual rate, according to the ONS. Motor fuel prices were 29.8 percent higher than a year earlier, up from 23.0 percent in August. Petrol rose 8.2 pence a litre in a single month and diesel 10.7 pence, compared with small falls a year ago.

The ONS bulletin offers some context. It notes that all its air fare prices were collected after the outbreak of the conflict in the Middle East on February 28, 2026. Kerosene, used for home heating by some households, rose 22.7 percent on the year. The same energy pressure runs through other economies, as in the OPEC+ decision to hold quotas steady while output runs about 5 million barrels a day short and the euro area's energy-driven inflation reading of 3.8 percent.

Transport accounted for 0.94 percentage points of the 3.5 percent CPI rate, the largest contribution of any division, the ONS said.

It is not only fuel

If this were purely an oil shock, central banks could be expected to look through it. The breakdown is less comfortable. Core CPI, which strips out energy, food, alcohol and tobacco, rose to 2.8 percent from 2.6 percent. Goods inflation climbed to 3.2 percent from 2.7 percent, the highest since September 2023, and services inflation rose to 3.7 percent from 3.4 percent, with air fares the largest upward contribution within services.

Food is the outlier, and it is pulling the other way. Food and non-alcoholic beverage inflation was 1.3 percent, unchanged from August and the joint lowest since September 2021. The ONS cites the Food and Drink Federation, which expects food inflation to arrive later and persist for longer, partly because retailers have resisted passing on higher costs. Cheap food is holding the headline down, but the industry itself says that effect is temporary.

The ONS also flagged one distortion. A government VAT-cut scheme for days out ended on September 1, which likely raised prices for cultural events and cinema admissions but does not appear to have had a substantial effect on headline inflation.

The Bank's timing problem

The Bank of England held Bank Rate at 3.75 percent in September by a 6 to 3 vote, with three members preferring a rise to 4 percent, according to a preview from Tio Markets. Many analysts now expect the Monetary Policy Committee to raise the rate to 4 percent, Babypips reported.

The calendar adds a twist. The next decision comes on Thursday, November 5. The October inflation figures, which will be the first to capture the Ofgem energy price cap increase that took effect on October 1, are not due until Wednesday, November 18. The MPC will therefore decide whether to tighten before it sees the first inflation reading that includes the cap rise.

That asymmetry cuts both ways. A committee that waits risks being behind the curve if energy bills and services prices keep rising. A committee that acts risks tightening into an energy shock that may fade, and raising mortgage and business borrowing costs in an economy that does not need a further squeeze.

The context markets already priced

Britain is not facing this in a vacuum. Thirty-year gilt yields briefly crossed 6 percent on October 1, a level not seen since 1998, according to market reports at the time, and the IMF's latest stability report warned that sovereign bond yields could rise in a disorderly way. Inflation that re-accelerates raises the cost of that debt because investors demand more to compensate.

The same pressure is showing up elsewhere, as September's hot US CPI reading revived bets on a Federal Reserve hike. The UK differs in one respect. Its inflation rate sits above France's and Germany's on a like-for-like basis, according to the ONS, which leaves less room to treat the energy shock as someone else's problem.

What to watch

Two dates decide the next phase. The first is November 5, when the committee votes. The second is November 18, when the October data show how much the energy cap increase added. If services inflation, now 3.7 percent, keeps climbing alongside it, the case for a hike strengthens. If fuel prices fall back while services ease, the committee will have raised rates against a shock that was already fading.

For households, the arithmetic is plainer than the policy debate. Petrol and diesel are at their highest in four years, the energy cap has just gone up, and the Bank is more likely to add to borrowing costs than to relieve them.

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