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Brexit – impact on ICAEW members

Find a range of resources to help you prepare for future trade with the UK during this transition period post Brexit. ICAEW is working to ensure that the profession is able to work as seamlessly as possible in the public interest across Europe and beyond.

Preparing for Brexit

Brexit checklist

Read our quick-start guide, outlining a variety of areas that could impact your business post Brexit, to help you prepare for when the transition period has ended.

Inventory planning and Brexit

Brexit provides an opportunity for businesses to consider the information they hold on their supply chains/inventory as well as their approach to continuity planning. Read our guide to assist you in balancing the costs of these exercises with the potential benefits.

Accountancy profession


Irish third country draft registration application

Auditors of UK companies (ie, companies incorporated in the UK) with listings on the Irish Stock Exchange, (such as listed debt), will be required to register with IAASA as third country auditors at the end of the transition period (31 December 2020) unless their registration continues to be accepted on the Irish audit register.

Implications of Brexit

Analysis: how EU law affects business

Trading models after Brexit

ICAEW guide intended to help you understand how Brexit might impact on trade between the UK and the EU and the rest of the world. Our guide is aimed at ICAEW members in exporting or importing businesses or advisors to those businesses.

Brexit grants for customs declarations

Once the UK leaves the EU, businesses will need to complete customs declarations for goods crossing the UK border – unless a deal is reached that provides otherwise. Funding to help with training for completing the customs declarations has been made available by HMRC.

Technical guidance

Audit related Brexit issues

ICAEW’s audit-related Brexit Guidance is intended to help auditors of SMEs deal with current Brexit-related uncertainties associated with a potential no-deal exit as they affect 31 December 2018 and 31 March 2019 audits.

ICAEW Rep 36/18

Comments to BEIS on the endorsement of IFRS post-brexit

ICAEW REP 107/17

Inquiry into Financial Regulation and Supervision Following Brexit

Looking back at 2019

Frank Haskew, head of the ICAEW Tax Faculty, reviews 2019, including Brexit, Making Tax Digital, off-payroll working, the contractor loan charge and HMRC’s resource issue.

Brexit implications for transactions

If your business is contemplating a transaction early in 2019 – before or after the UK’s exit from the European Union (EU) on 29 March – you should be aware of possible arrangements that may come into effect at the date of exit.

What's the plan for preparing for Brexit?

What should you consider in the event of a Brexit no deal? Read Corporate Financier's "What's the plan" (pp27) to find out what corporate investors and advisers are saying.

Useful resources from the government and other organisations

Practical guides to Brexit

This page contains a list of externally produced resources which offer practical advice on the impact of the UK departure from the EU and opportunities for future business.