UK Borrowing Drops, But Iran Conflict May Raise Costs

UK government borrowing fell to £132 billion, the lowest in three years. However, rising global energy costs due to the Iran conflict could increase borrowing again.

United Kingdom government borrowing saw a decrease of £19.8 billion, reaching £132 billion in the financial year ending March 2026. This figure represents the lowest level in three years, with borrowing standing at 4.3% of GDP, a mark not seen since the pre-pandemic period of 2019-20. The Office for National Statistics (ONS) reported these figures.

However, this relative fiscal improvement is overshadowed by significant concerns regarding the impact of the Iran conflict. Analysts project a worsening financial picture for the current year, driven by potential upticks in inflation and the possibility of government support for households facing elevated energy costs. The International Monetary Fund (IMF) has flagged the UK as particularly vulnerable among advanced economies to the energy price shock stemming from the conflict.

The recent drop in borrowing, while statistically significant, appears to be a temporary respite. The escalating tensions and their ripple effects on global energy markets and inflation pose a substantial threat to the UK's public finances in the immediate future, potentially eclipsing any short-term gains.

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Economic Forecasts Paint a Bleak Picture

Economists are voicing apprehension about the trajectory of public finances. Elliott Jordan-Doak, senior UK economist at Pantheon Economics, anticipates a rise in borrowing to approximately £145 billion for the current financial year (2026/27). This upward revision is attributed to a confluence of factors:

  • Targeted energy price support: Estimated to cost around £20 billion.

  • High interest rates: Increasing the cost of servicing national debt.

  • Weakening economy: Potentially leading to lower tax revenues.

Ruth Gregory, deputy chief UK economist at CapitalEconomics, echoes this sentiment, warning that borrowing is "probably" set to increase in the current financial year. The rise in borrowing costs, particularly on index-linked gilts, is cited as a key factor weakening the near-term fiscal position.

Rising Costs and Market Volatility

The economic landscape is further complicated by a sharp increase in UK borrowing costs. The yield on the benchmark 10-year gilt has surpassed 5%, a level not seen in 18 years, according to The Times. This surge is linked to global market reactions, including declines in European and US stock markets, following reports of potential US military deployments into Iran. The global benchmark for oil prices has also seen substantial increases since the war began.

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Analysts also point to higher energy costs directly linked to the Iran conflict, contributing to a significant jump in service sector cost inflation in the UK, the largest since at least 1996. These rising costs are expected to put upward pressure on prices, potentially delaying interest rate cuts by central banks.

Government's Stance

James Murray, Chief Secretary to the Treasury, has emphasized the government's commitment to managing costs, securing energy independence, and reducing borrowing and debt. While debt interest costs saw a fall in March, they remain at a high level for the full year. The government acknowledges that any additional fiscal support for households or businesses would necessitate further borrowing, though it anticipates limited additional support will be required due to energy price increases being less severe than in previous periods of significant price hikes.

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Background: A Three-Year Perspective

The current fiscal year's borrowing figures mark a notable drop from the preceding years. This reduction has been attributed to a combination of factors, though the specifics of how these figures were achieved are not detailed in the provided text. The comparison is often made against the backdrop of the Covid-19 pandemic, which significantly impacted public finances globally. The current financial year's borrowing is estimated at 4.3% of GDP, the lowest since 2019-20.

Frequently Asked Questions

Q: Why did UK government borrowing decrease in the year ending March 2026?
UK government borrowing fell by £19.8 billion to £132 billion in the financial year ending March 2026. This was the lowest level in three years and represented 4.3% of GDP, a rate not seen since before the pandemic.
Q: What are the main concerns about the UK's financial future?
The Iran conflict is a major concern. It could lead to higher inflation and increased government spending on energy support for people. The IMF warns the UK is very sensitive to energy price shocks.
Q: How much is UK government borrowing expected to rise in the current year?
Economists like Elliott Jordan-Doak predict UK government borrowing could rise to about £145 billion for the 2026/27 financial year. This is due to costs for energy support, higher interest rates, and a weaker economy.
Q: Why are UK borrowing costs increasing?
Borrowing costs are rising because of global market reactions to the Iran conflict. The yield on 10-year UK government bonds has gone above 5%, the highest in 18 years. Higher energy prices are also increasing costs for businesses.
Q: What is the government's plan for managing costs?
The Chief Secretary to the Treasury, James Murray, stated the government is focused on controlling costs, ensuring energy security, and reducing borrowing and debt. They believe energy price increases will be less severe than before, needing limited extra support.