Germany finance minister: Trump's 'irresponsible war' slows growth

Germany’s Finance Minister Lars Klingbeil told reporters that President Donald Trump’s war in Iran and the consequent global energy-price shock are weighing on the country’s economic momentum and damaging projected tax revenues. Klingbeil framed the conflict as a material drag on the fiscal outlook, citing recent downward revisions to revenue estimates.

The council of tax experts revised its forecast for total tax receipts in the 2026–2030 period down by about €87.5 billion compared with its October projection. For 2027, federal tax income is now expected at roughly €395 billion, around €10.1 billion lower than the prior estimate. Government budget planning for 2027 already factors in higher borrowing needs and increased defence spending, amplifying the fiscal challenge posed by the revenue downgrade.

In practical terms, the downgrade tightens fiscal space at a time when energy-intensive manufacturers face higher input costs and inflationary pressures persist. The weaker-than-expected growth outlook—with 2026 growth forecasts trimmed to about 0.5%—and elevated unemployment levels complicate efforts to reconcile investment, social spending and deficit targets. The revenue shortfall will likely shape near-term spending priorities and may push policymakers toward tougher choices on taxes or expenditure.

The wider context is a global energy shock triggered by the Iran conflict, which has disrupted supply and raised geopolitical risk premia. European economies, heavily integrated into global value chains, are debating resilience measures, including diversification of energy sources and strategic investments to reduce exposure to external shocks. Klingbeil stressed the need to strengthen Germany’s economic resilience through reforms and targeted investment.

Market commentators say the revision increases short-term political pressure on the coalition to prioritise measures that shore up growth without undermining fiscal credibility. Bond markets and rating-watchers will monitor whether Germany adjusts borrowing plans or reprioritises spending to absorb the shock. In the months ahead, focus will be on 2027 budget negotiations and any policy steps aimed at cushioning energy-intensive sectors while protecting public finances.