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Katie Illman
Tax Director

Katie A Illman

Business tax


Katie is a tax director in our Professional Practices Group specialising in the taxation of international law firms at both the entity and partner level. Before joining the firm, Katie worked at a Big 4 firm for 8 years advising the largest international professional services firms on their global tax profile.

Katie has extensive experience advising firms on their international structure, with a key focus on expansion into new jurisdictions. She regularly advises on partner remuneration arrangements and how to navigate complex partnership-specific anti avoidance legislation.

Her clients are primarily partnerships and partners in professions including solicitors, patent and trademark attorneys, architects and FCA-regulated businesses.

Notable achievements

  • Regular contributor to Evelyn Partners tax thought leadership and writes for external tax publications.
  • Leads the firm’s response to public consultations on proposed partnership tax legislation.
  • Speaks at client and industry events on topical tax issues, including Basis Period Reform.
  • Advises clients on topical tax issues including mergers, acquisitions, global mobility and tax strategy.

Areas of expertise

Taxation of professional practices and the Partners of those firms. Structuring UK and International Professional Services firms.

Professional qualifications/memberships

Member of the Chartered Institute of Taxation and the Association of Partnership Practitioners.

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