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Accounting | March 25, 2026

82% of U.S. Business Leaders Say Rising Transaction Volumes Reveal a Critical IT-Tax Divide

Digital commerce is scaling fast and requires updated, aligned tax and IT architectures. 

While tax has become real-time and data-intensive, enterprise IT systems and cross-functional decision-making have not kept pace. New research from Vertex shows that U.S. organizations are facing an urgent scale crisis that exposes a widening gap between high departmental confidence and the operational reality of tax and IT alignment. 

Confidence in collaboration is masking structural misalignment. While 90% of U.S. leaders believe collaboration between tax, IT, and finance is strong, the data also highlights that fragmented systems and a lack of automated controls are creating systemic vulnerabilities that legacy architectures were not built to handle. The research revealed:

  • 34% of U.S. respondents report wasted spend or poor ROI on tax technology. 
  • 30% cite fragmented systems and inconsistent data flows as a primary barrier to success. 
  • Only 37% use automated validation rules, leaving the majority reliant on manual processes that increase audit and security exposure. 

Early IT involvement is now critical for tax technology. As organizations prepare for mandates like e‑invoicing and real‑time reporting, over a third (34%) of business leaders now cite being future‑ready for new regulations as their top priority, compared with just 22% who prioritize cost efficiency. With compliance becoming the dominant investment driver, tax technology decisions are increasingly touching core enterprise systems. In this scenario, the IT-tax misalignment can lead to downstream risk and system failure. 

Transaction growth has outpaced system capacity. With 82% of U.S. business leaders concerned about growing transaction volumes — and 74% specifically worried about managing peak spikes like Black Friday — extreme pressure is being placed on integrations and data flows. Because legacy architectures were not designed for today’s data complexity, the burden of maintaining system reliability is falling squarely on IT. 

“The convergence of regulatory shifts and explosive transaction growth is pushing legacy systems to a breaking point. What was once a ‘scale problem’ is now a systemic compliance risk,” said Sal Visca, CTO, Vertex. “Our research shows that high confidence in teamwork often masks structural misalignment. For IT, the risk is acute: when tax requirements aren’t embedded into systems from the start, IT is forced to absorb the burden of costly retrofits. Bridging this divide requires moving beyond manual workarounds toward joint tax-IT governance and AI-driven automation.” 

The Bottom Line:  

  • Accelerated Volume: Digital commerce is scaling fast and requires updated, aligned tax and IT architectures. 
  • No Margin for Error: E-invoicing and real-time reporting leave no room for disconnected systems or late IT involvement. 
  • Business Continuity: Manual processes and fragmented integrations increase compliance, audit, and business continuity risk at enterprise scale. 

To learn more about Vertex and its indirect tax and compliance solution offerings, visit www.vertexinc.com.

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