VAT in the Digital Age: What Irish Businesses Need to Know

VAT reporting is moving towards a more digital and automated model across the EU, with changes being introduced under the VAT in the Digital Age (ViDA) initiative.

Rather than relying on periodic VAT returns, the focus is shifting towards how transaction data is captured and shared as part of day-to-day business processes. VAT reporting will therefore become more closely linked to how invoices are created, processed, and recorded.

For Irish businesses, this is likely to affect how invoices are issued, how VAT data is recorded, and how information is exchanged with customers and suppliers, particularly where processes rely on manual input or document-based workflows.

vat in the digital age – everything Irish businesses need to know

VAT modernisation in Ireland is aligned with the EU’s VAT in the digital age framework, introducing a more digital-first approach to VAT reporting.

At its core, this involves:

• A shift to structured electronic invoicing (eInvoicing), which most companies, but not all, will already be doing.
• The introduction of digital or near-real-time VAT reporting.
• Greater standardisation of VAT data across EU Member States.

You’ll be pleased to know these changes will be introduced over time. By July 2030, eInvoicing and digital reporting will become mandatory for cross-border EU business-to-business transactions. Ireland is taking a phased approach, starting with large corporates from November 2028, before extending these requirements across VAT-registered businesses.

All businesses will need to be able to receive structured eInvoices, even if they are not yet required to issue them. Even relatively simple invoicing processes may therefore need to evolve. For cross-border transactions, reporting will also become more consistent across Member States, with transaction data shared in a more standardised way between tax authorities.

How will VAT processes change internally?

The most significant shift is where VAT issues arise within the business.

Under a traditional model, errors are often identified when preparing a VAT return. As reporting becomes more data-driven, issues are more likely to surface earlier, at the point transactions are recorded.

This places greater emphasis on:

• The accuracy of data entered into systems.
• How VAT is applied at the point of invoicing.
• The ability to identify and correct issues as they arise.

As a result, VAT errors tend to arise less from period-end calculations and more from how transactions are recorded and coded within systems.

Where data is incomplete or inconsistent, problems are more likely to interrupt day-to-day processes rather than being picked up later. This can affect how quickly transactions are processed and how easily issues can be resolved.

Over time, VAT becomes less about end-of-period adjustments and more about maintaining accuracy throughout the process.

How can customer requirements drive change?

The first signs of change are more likely to come from outside the business, particularly through customer requirements.

As larger organisations adopt eInvoicing and digital reporting, suppliers may be asked to meet specific conditions in order to continue trading smoothly. This may include:

• Issuing invoices in a structured format rather than as PDFs.
• Providing additional data fields as part of the invoicing process.
• Submitting invoices through customer platforms or portals.

A supplier may, for example, be required to upload invoices through a customer’s system with specific formatting rules. Where this cannot be accommodated, invoices may be rejected or delayed.

This is typically how the impact is felt, through customer expectations rather than formal regulatory requirements.

Delays of this kind can affect cash flow, particularly where invoices cannot be processed as expected. They can also create additional administrative work where invoices need to be corrected and resubmitted.

For businesses trading across borders, these requests may arise earlier as EU-wide requirements begin to take effect.

how can you prepare for VAT modernisation?

At this stage, the focus is not on large-scale transformation, but on understanding how current processes align with where VAT reporting is heading.

This typically starts with reviewing how information flows through the business, from invoice creation through to reporting. This is often where manual steps or workarounds become most visible, and where issues are most likely to arise.

Areas to consider include:

• Reviewing how your invoices are created, issued, and stored at the moment.
• Assessing whether existing systems can support structured eInvoicing.
• Understanding where VAT-relevant data sits within the business.
• Allowing for system changes over time as requirements develop.

Businesses relying on basic accounting software or manual invoicing processes may find that additional functionality is required to meet structured eInvoicing requirements. However, this is not always about replacing systems. More often, the issue lies in how existing systems are configured and used.

Many businesses will already have elements of this in place. What matters is ensuring that processes can adapt as requirements become more formalised, rather than relying on manual workarounds.

The wider shift in VAT reporting

The move towards digital VAT reporting reflects a broader shift across tax systems, with increasing emphasis on real-time compliance.

The UK is moving in a similar direction through its own digital VAT initiatives, pointing to a wider move towards modernised reporting frameworks.

While timelines may vary, the overall direction is consistent. VAT is becoming more integrated into business systems, with greater reliance on data accuracy and system capability.

How can AAB help?

VAT modernisation introduces both technical and operational considerations, particularly as requirements begin to affect day-to-day processes.

If you would like to discuss how the VAT modernisation initiative may affect your business, or need support reviewing your invoicing systems and VAT processes, please contact a member of our VAT and Customs team, Rachel Barry or your usual AAB contact.