How to build a convincing business case as in-house tax | Katharina Herzog (Hugo Boss)

When AUTODOC opened a third-party warehouse in the UK, tax and finance were involved from the beginning. For Svetlana Schiel, that is what business partnering should look like in practice.

Morgan Randolph, Global Head of Tax at Atlassian, joins Tax Leaders Unplugged to discuss whether AI is a threat or an opportunity for in-house tax teams.

Christian Klein, VP Accounting, Reporting and Tax at Autodoc, joins Tax Leaders Unplugged to discuss how he is using AI to scale a finance and tax function under two-digit growth, and why culture decides whether that works. He shares:

Luis Nouel, Manager Latin America, Africa-Middle East and Bulletin of International Taxation Teams at IBFD, joins Tax Leaders Unplugged to discuss how tax research actually gets done and where AI fits in. We recorded at IBFD HQ in Amsterdam. Luis brings 33 years in tax, more than 18 of them at IBFD, and currently leads the Latin America, transfer pricing and VAT teams. We covered:

Sarah Spring, Head of Tax at Oatly, joins Tax Leaders Unplugged to share her path from finance and accounting into tax leadership, and what it takes to become a real business partner inside an international company. She explains why tax teams need to stop acting as a clean-up function and instead get involved before key decisions are made.With a team of just four, Sarah also shares how she approaches tax transformation in practice, from VAT automation to better use of existing systems. A key theme is influence. Speak business, not tax. Push for a seat at the table. She also highlights a growing challenge. Today’s filings may be reviewed years later with far more advanced AI, raising the bar for controls and data quality now. 🔑 Key Insights and Learnings: - AI will raise the standard for tax controls.Sara highlights a critical shift. Returns filed today may be reviewed years later using far more advanced AI by tax authorities. That means tax teams need stronger controls, cleaner data and more consistency now, not later.- Speak business, not tax.If non-tax stakeholders do not understand you, you will not influence decisions. Translate tax into business impact.- Get involved before decisions are made.Tax should not fix issues after the fact. It should shape decisions early, especially on funding, structuring and cross-border activity.- You have to earn your seat at the table.Do not wait to be invited. Join meetings, follow projects and proactively insert tax into discussions that may not look tax-related at first.- Broader experience makes better tax leaders.Backgrounds in finance, accounting and treasury help you understand other teams and collaborate more effectively.- Lean teams require better systems and controls.With a team of four, technology is essential. AI will also raise audit standards, so data quality and consistency matter more than ever.—Where to find Sara Spring: https://www.linkedin.com/in/saraemspring/Where to find Stevi Frooninckx: https://www.linkedin.com/in/stevifrooninckx__[00:00:00] Introduction and Sarah’s background[00:03:55] Career path and attraction to dynamic environments[00:07:10] Contracting vs permanent roles[00:09:19] Cultural differences across countries[00:12:27] Transition from accounting to tax[00:16:08] From tax blocker to business partner[00:17:10] Speak business, not tax[00:19:05] Earning a seat at the table[00:30:40] Tax transformation, VAT automation and AI[00:33:00] Future audit risk and final leadership lessons