Martin Scullion
Expertise
Martin is a dual-qualified tax advisor at Buzzacott, specialising in complex US/UK cross-border tax planning for high-net-worth individuals, families, and trusts. With extensive experience in private client services, he advises on international tax compliance, foreign trust reporting, US/UK tax planning strategies, and inheritance and estate tax planning.
He is a trusted specialist in US/UK trust taxation, providing strategic guidance to trustees, beneficiaries, and settlors navigating multi-jurisdictional trust structures. Martin works closely with private clients, legal advisors, and fiduciaries to optimise tax efficiency and ensure regulatory compliance under both HMRC and IRS regimes.
Key areas of expertise include:
US/UK dual tax residency issues
Foreign trust reporting and compliance (Form 3520, Form 3520-A, UNI/DNI calculations)
Cross-border inheritance tax, estate tax and gift tax planning
IRS streamlined disclosures
US citizens living in the UK and Non-Resident Aliens (NRAs) with US assets
Martin is known for his client-centric, technically robust approach, offering bespoke tax solutions for internationally mobile clients and multigenerational wealth structures.