Navigating Northern Ireland's customs in a US-EU trade war: learn to manage risks and seize opportunities for local businesses.
Key Questions Covered in This Blog:
How will a US-EU trade war affect Northern Ireland’s position in the global supply chain?
What role does the Windsor Framework play in safeguarding Northern Ireland’s trade interests?
How can businesses in Northern Ireland prepare for potential tariffs and shifting customs rules?
Introduction

From 12 March 2025, the US will impose a 25% tariff on all steel and aluminium imports, marking the end of previous agreements that allowed EU and UK steel and aluminium exports to enter the US market tariff-free.
While details remain uncertain, it appears that tariffs will continue to be a key element of the Trump administration’s approach to trade perceived as unfair. Additional US tariffs on EU and UK goods may follow.
For businesses trading between Great Britain and Northern Ireland, understanding the potential impacts of a US-EU trade war is crucial.
"Northern Ireland’s unique position between the EU and UK customs regimes offers both opportunities and challenges. How businesses prepare for a potential trade war will determine their resilience in this complex system.", Managing Director Customs Manager Ltd.
Abbreviations Used:
Windsor Framework: A protocol outlining the arrangements for Northern Ireland’s relationship with the EU post-Brexit.
EU Tariffs: Tariffs imposed by the European Union on goods imported into the EU.
UK Tariffs: Tariffs imposed by the UK on goods imported into Great Britain.