IFAC Warns Ireland Faces €500m Spending Overruns as Health Budget Overshoots

Ireland's fiscal watchdog has again warned that spending is overrunning planned levels — even as tax receipts remain robust. In its June 2026 Fiscal Assessment Report, the Irish Fiscal Advisory Council (IFAC) said it expects at least €500 million of additional spending overruns this year, on top of €700 million already incorporated into the government's April Progress Report projections.

On 14 July 2026 the Oireachtas Budgetary Oversight Committee heard that Health, Education, and Children are subject to special oversight after exceeding budgets. For businesses planning around Budget 2026 tax measures, the message is clear: strong corporation tax and income tax receipts do not automatically translate into further tax cuts or spending giveaways.

IFAC senior economist Killian Carroll told the Budgetary Oversight Committee that overruns have averaged more than €5 billion per year since 2023, with roughly half attributable to bad budgeting and poor expenditure management rather than one-off policy decisions.

Between Budget day forecasts and year-end outturn, current spending has overrun by an average of €750 million in the final three months alone — a window with few policy changes but persistent forecast error. IFAC has warned for three consecutive years that the starting point for each Budget was wrong.

The Council anticipates a further €500 million overrun in 2026 covering health pressures and the unbudgeted Christmas bonus, with similar slippage assumed into later years. Acute hospital overruns alone averaged €1.2 billion over 2023–2025.

The Department of Health was €400 million over budget to end-June 2026, according to IFAC and Irish Times reporting. Health, Education, and the Department of Children, Disability and Equality face closer supervision through oversight groups involving Department of Public Expenditure officials.

Government spending reached €54.5 billion in the first half of 2026, up 7.6% year-on-year — faster than the sustainable growth rate of the economy that IFAC estimates at around 5%. Current health spending alone overshot profile by €400 million at end-June.

Minister for Public Expenditure Jack Chambers confirmed spending remains broadly in line with expectations at headline level, but department-level slippage is now visible enough to trigger formal oversight mechanisms ahead of Budget 2026 negotiations in September.

Tax revenues of €50 billion in H1 2026 were €2.3 billion ahead of 2025 excluding one-off Apple receipts — income tax up 6.7%, corporation tax up 4.7%, and VAT up 7.5%. Tánaiste Simon Harris said receipts are positive and in line with Department of Finance forecasts.

IFAC nonetheless projects that for every €6 of corporation tax collected between 2026 and 2030, only €1 will be saved in the Future Ireland Fund and Infrastructure, Climate and Nature Fund — the other €5 funds current spending. Excluding excess corporation tax, IFAC projects a €11 billion deficit this year widening to €20 billion by 2030.

The government may need to borrow to continue contributing to the two wealth funds as surpluses decline from €9 billion in 2026–27 toward €2 billion by 2029. IMF and IFAC both urge broadening the tax base rather than relying on volatile CT for recurring expenditure.

Strong tax receipts give Finance Minister Simon Harris budget flexibility, but IFAC's latest assessment argues the medium-term expenditure plan is not an appropriate guide for decisions. Expect caution on permanent tax cuts funded by corporation tax windfalls.

Hospitality sector lobbying for a permanent 9% VAT rate continues, but IFAC and IMF both favour fewer sector-specific VAT reductions. Excise duty restoration as temporary fuel cuts unwind remains a revenue option.

Irish SMEs should plan for potential PRSI and income tax stability rather than assuming Budget 2026 will mirror CT overperformance. Multinationals should treat Pillar Two receipts as recurring but not guaranteed given IFAC's concentration warnings.

Model cash flow assuming no further broad tax reductions in Budget 2026. IFAC's overrun track record suggests spending pressures will absorb much of the fiscal headroom created by strong receipts.

Monitor Department of Finance Exchequer returns monthly — July corporation tax volatility and H1 spending trends signal whether the government enters Budget negotiations in surplus or under pressure.

FinnAccountings tracks Irish preliminary tax, VAT, and payroll deadlines alongside UK obligations for cross-border groups — start a free trial to keep compliance calendars aligned as Budget 2026 approaches.