This GT Advisory shares practical guidance on insuring tax risks in the context of M&A transactions, with a particular focus on warranty and indemnity (W&I/R&W) and specific tax risk insurance. Drawing on experience from the UK and European markets, it sets up five top considerations for understanding the insurer’s perspective, presenting tax risks clearly, considering coverage holistically, avoiding common pitfalls, and preparing for potential claims scenarios.

Click here to read the full GT Advisory.

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Photo of Matthew Birchall Matthew Birchall

As a shareholder in the London Tax team, Matthew’s practice focuses on the tax aspects of private investment funds. He handles the full spectrum of tax matters relating to real estate investment vehicles, including fund structuring and formation, secondaries, joint ventures, UK REITs…

As a shareholder in the London Tax team, Matthew’s practice focuses on the tax aspects of private investment funds. He handles the full spectrum of tax matters relating to real estate investment vehicles, including fund structuring and formation, secondaries, joint ventures, UK REITs within private fund platforms, corporate real estate M&A, and real estate financings.

Matthew’s representative matters include advising: on major fundraisings for pan-European funds; private equity real estate sponsors on structuring for UK REITs (and other tax-advantaged regimes) under private funds; leading private equity sponsors and their portfolio companies on big ticket M&A across sectors such as real estate, technology, health care, and infrastructure; and insureds and insurers on the tax aspects of W&I/R&W and specific tax risk insurance policies.

He is recognised in the Chambers UK 2026 guide for Tax for the sixth consecutive year, with clients noting: “Matthew is very good at dealing with tax points and negotiating. He was very helpful, commercial and very much on-point.”

Photo of Alex Tostevin Alex Tostevin

Alex focuses on navigating complex UK and international tax issues spanning the private equity, international finance, property, and restructuring sectors.

He advises high-profile clients – including private equity houses, multinationals, fintechs, insurers and financial institutions – he delivers strategic insights that optimise deal…

Alex focuses on navigating complex UK and international tax issues spanning the private equity, international finance, property, and restructuring sectors.

He advises high-profile clients – including private equity houses, multinationals, fintechs, insurers and financial institutions – he delivers strategic insights that optimise deal structures and mitigate risks, including managing reputational risk.

Alex is trusted by clients and peers for his proactive approach, client-centred service, and deep industry knowledge. From advising on acquisitions and IPOs to securitisations and asset-backed finance, he focuses on structuring solutions that drive value across every transaction.

Alex is a member of the VAT Practitioners Group and has deep experience with tax risk insurance. He was recognised on the Super Lawyer Rising Star list in 2014 and by Best Lawyers since 2025.