Electronic invoicing 2026: what technical choices are available to software publishers and integrators?
Technical and strategic challenges of electronic invoicing in 2026 for publishers and IT partners, as part of a ChannelNews exchange.
E-invoicing 2026: the real challenge is integration, not compliance
On January 14, 2026, during a dedicated e-invoicing session hosted by ChannelNews, several software and IT integration players shared their perspectives on the upcoming reform. One key takeaway quickly emerged: while the deadline is now well known, many of the underlying technical decisions are still unresolved.
A reform that is primarily technical
E-invoicing is often approached as a regulatory topic. In practice, however, the main challenge lies elsewhere. It is first and foremost about how invoices and related data flow: compliance, interoperability, status exchanges, routing to the right recipient, and continuous regulatory evolution.
As highlighted by Nicolas Saudemont, co-founder and Chief Commercial Officer at Iopole, this is not a business-feature issue. It is a technical and architectural one.
Existing software is here to stay
Another reality shared during the discussion is that companies will not start from scratch. Industry-specific ERPs, custom-built applications, and in-house software remain critical to day-to-day operations and cannot realistically be replaced solely to meet regulatory requirements—especially with less than nine months to go before the first deadlines.
The key question is no longer “Should we change our software?” It is now “How can we make existing systems compliant without putting them at risk?”
Connect rather than rebuild
The most pragmatic approach is to add a dedicated technical layer that handles regulatory complexity and interoperability, instead of embedding these constraints directly into every business application.
Through API-based integration, software vendors and integrators can preserve their existing architectures, keep end users in their familiar tools, and absorb the reform without turning their product roadmap into a compliance project.
A strategic opportunity for integrators
For integrators and IT partners, this approach opens up concrete opportunities: targeted integration projects, predictable delivery timelines, repeatable deployments across customers, and long-term value creation as standards and regulations continue to evolve.
Key takeaway
E-invoicing is not a one-off compliance project. It is a long-term transformation of data flows and system architectures. The decisions made today will determine how easily organizations can adapt tomorrow both locally and across Europe.
👉 A replay of the session is available for those who want to explore the topic in more depth : https://youtu.be/Rq6Aak-nKSk
