E-invoicing has evolved far beyond a simple digitalization initiative. The new Billentis Report 2026, “Riding the Tornado: A Guide to Mastering Multinational E-Invoicing and Compliance”, highlights how rapidly the global market for e-invoicing, e-reporting, and digital tax compliance is changing. What was once primarily viewed as a way to digitize invoice processing has become a key element of corporate compliance and transformation strategies. 

Regulatory Requirements Continue to Drive Adoption 

One of the report’s key findings is that the market continues to be driven primarily by regulatory requirements. Tax authorities around the world are increasingly introducing digital reporting obligations, Continuous Transaction Controls (CTCs), and mandatory e-invoicing frameworks to reduce tax gaps and improve transaction transparency. In Europe, initiatives such as VAT in the Digital Age (ViDA) are further accelerating this trend. For businesses, this means that e-invoicing is no longer a future consideration. It is an ongoing compliance challenge with significant strategic implications. 

From E-Invoicing to Integrated Digital Trade 

The report also highlights how the market is evolving beyond traditional e-invoicing toward what it calls Integrated Digital Trade. In this context, invoices are no longer viewed as standalone documents but as part of a broader digital ecosystem that connects procurement, tax reporting, payments, and supply chain processes. Structured business data becomes the common thread linking companies, tax authorities, financial institutions, and trading partners. 

Global Adoption Continues to Accelerate 

The market figures reinforce this development. Around 300 billion B2B invoices are exchanged globally each year, of which approximately 87 billion are already electronic B2B invoices. That number continues to grow. Based solely on mandates that have already been announced, the report expects electronic invoice volumes to increase significantly by 2030. Europe is among the regions experiencing the strongest momentum in e-invoicing adoption. 

Artificial Intelligence Gains Importance 

Another major focus of the report is the role of Artificial Intelligence. The authors see AI as an important driver of the next phase of e-invoicing development. Today, AI is already being applied across the invoice lifecycle, including data extraction, validation, anomaly detection, and compliance monitoring. At the same time, the report emphasizes that the effectiveness of AI depends heavily on the availability of structured data and robust governance frameworks. 

A Clear Recommendation for Businesses 

For businesses, the report offers a clear recommendation. E-invoicing should no longer be approached as a series of isolated country-specific projects. Leading organizations are adopting centralized governance models, harmonizing processes, and implementing scalable platforms that can support multiple regulatory requirements. Especially for multinational companies, the ability to manage e-invoicing, e-reporting, and compliance in a coordinated manner is becoming increasingly important. 

What This Means for xSuite Customers 

As one of the sponsors of the report, xSuite supports this development with solutions for SAP-centric e-invoicing and finance processes. The Billentis Report provides valuable market insights and demonstrates how requirements around compliance, data quality, and digital collaboration will continue to evolve in the years ahead. 

Download the Full Report 

If you want to understand the regulatory trends shaping the market, how e-invoicing adoption is progressing globally, and why Integrated Digital Trade is gaining momentum, the full report is well worth reading. 

Download the Billentis Report 2026 now and gain valuable insights into the future of e-invoicing, e-reporting, and digital compliance.