UK September Borrowing Figures Are Due on 20 October

The Office for National Statistics (ONS) is scheduled to publish the UK’s September 2026 public sector finances figures today, 20 October. Taxpayers and anyone following public spending should check the ONS bulletin for the actual borrowing outturn, its comparison with September 2025 and any revisions; the release calendar confirms the date, not the result.

What the September figures measure

Public sector net borrowing measures how much the public sector needs to borrow to cover its spending, after taking account of certain income and financial transactions, over a given period. The monthly figure is an estimate of that period’s balance, not a direct measure of how much an individual household pays in tax.

The ONS publishes public sector finances statistics each month. The data covers the public sector as defined in the bulletin, including central and local government and public corporations. Its measures help describe the government’s financial position and are used in discussion of spending, receipts and debt.

How to read the monthly outturn

A September result should be read alongside the same month a year earlier and any revisions to previous estimates. Monthly figures can move with the timing of receipts and spending, so a single outturn does not establish a full-year result or forecast.

Borrowing and debt are related but different measures. Borrowing describes a flow over a period; public sector net debt is a stock measured at a point in time. A change in monthly borrowing therefore does not translate directly into an equal change in the debt total.

The figures can inform debate about the choices facing HM Treasury, including taxation and public spending, but they do not announce a tax decision or determine what households will pay. Those outcomes depend on government policy and other economic conditions.

What to check in the ONS bulletin today

The ONS release calendar lists the September 2026 public sector finances release for 20 October. Once the bulletin is published, check its borrowing figure, the comparison with September 2025 and the revisions table before drawing conclusions about the direction of public finances. Until then, the result remains unconfirmed.

Source: Office for National Statistics