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Tax Transformation Trends 2025

Tax and finance leaders are focused on data, compliance, cost management, automation and AI, and finding their optimal resource mix—a balance between outsourcing, shared services, and core tax functions.

Rising to meet the moment

Deloitte conducts the same survey every two years, detailing the views and perspectives of more than 300 tax and finance executives from around the world, as well as examining how tax departments are undergoing fundamental transformation in response to changing environments and demands.

This year’s report shows that tax and regulatory changes, such as the OECD’s Pillar 2, ESG and indirect taxes, are motivating companies to address long-standing data challenges. Many companies are outsourcing to access the technology needed to comply with ever-changing tax regulations.

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86%

of respondents chose outsourcing as main approach to at least one tax process

57%

see AI skills as essential for the tax workforce today

94%

see reduced operating cost as a benefit to outsourcing

60%

with revenues over US$20B prioritise lowering the cost of global tax provision and TP documentation

See how your challenges and priorities compare with those of the 1,000 tax and finance leaders surveyed