The N3.4 trillion question: Why e-invoicing is bigger than compliance

The Minister of Finance, Taiwo Oyedele, said something at a media parley in Lagos last year, while he was still chairman of the Presidential Committee on Fiscal Policy and Tax Reforms, that has stayed with me. He estimated that the new tax laws would return N3.4 trillion to Nigerian businesses through input VAT credits, based on 2024 VAT collections.

That figure has been reported widely, discussed at conferences, and referenced in boardrooms. What has not been discussed nearly enough is the practical mechanism through which any of that money actually reaches a business. Because it does not arrive automatically, it arrives through your invoices, or it does not arrive at all.

Under the new framework, an invoice that is not pre-cleared through the Merchant Buyer Solution (MBS) platform before it reaches a buyer is deemed invalid for tax purposes. Not partially valid. Not subject to review. Invalid. The buyer loses the right to claim input VAT on that transaction entirely.

This is not a penalty in the traditional sense; it is a structural feature of how the system now works. If your invoicing infrastructure is not connected to the NRS platform, the N3.4 trillion Oyedele described might as well not exist for your business.

I raise this because most of the conversation around the July 2026 deadline is framed in terms of compliance: what do we need to do to avoid sanctions, what are the penalties, and how do we get our IT teams to integrate in time? These are legitimate concerns.

The penalty structure under the Nigeria Tax Administration Bill is not trivial. But the compliance framing obscures something more important. The real cost of getting this wrong is not the fine. It is the capital that remains locked inside your operations because your invoices cannot support a valid claim.

Consider a manufacturer spending billions of naira annually on raw materials, energy, and logistics. A huge chunk of those purchases includes VAT. Under the old system, much of that VAT was quietly absorbed as cost because the invoicing trail was too fragmented, too manual, or too unreliable or untraceable to support a claim; the new system makes all of that recoverable, but only where the invoice carries a valid Invoice Reference Number issued by the NRS. There is no partial credit, no grace period. The distinction is binary.

What makes this especially consequential is that it does not stop at your own operations. Your ability to recover input VAT now depends directly on your suppliers. A vendor who has not onboarded onto the MBS platform does not just carry their own regulatory risk; they create a cash flow liability for every business that buys from them because their invoices are invalid, and your input credit on those transactions disappears.

This is the part of the e-invoicing conversation that should be changing procurement decisions right now. In many organisations, it has not even started. Finance teams and procurement teams that are not yet talking to each other about supplier compliance status are losing money they do not yet realise they are losing.

Some context explains why this matters beyond any single business. Nigeria’s tax-to-GDP ratio remains below 10%, while the African average is above 16%. Ghana sits at 16, Kenya at 15, and South Africa at 23. The Nigerian government has stated its intention to reach 18% within the next few years, not by raising rates but by building digital infrastructure that captures what the manual system has been leaking for decades.

The country’s adoption of the PEPPOL invoicing framework, the same standard used by the UAE, Singapore, and Australia, suggests this shift is permanent. E-invoicing is not a regulation that will be relaxed once businesses catch up. It is the architecture of how commercial transactions will be recorded in this country going forward.

Over time, DigiTax has supported over 1,000 businesses through this transition in Kenya and Zambia, markets that went through their own versions of what Nigeria is now experiencing. The pattern is consistent; in the early months, businesses treat e-invoicing as a compliance burden, something the tax people have to sort out.

Within a year, those who invested in doing it properly start to see what it delivers: faster reconciliation, cleaner audits, real-time cash-flow visibility, and a verifiable record of every transaction that eliminates the disputes and delays manual invoicing creates. The businesses that struggled were almost always the ones that waited until enforcement was imminent, because by then they had spent months issuing invoices that could not support a valid VAT claim.

Nigeria is not short of policy announcements. What makes the e-invoicing mandate different is that it is backed by existing infrastructure, enforcement timelines already in motion, and fiscal logic the government cannot afford to abandon. The N3.4 trillion the now-honourable minister of finance spoke about is real, and it lies in the gap between how Nigerian businesses currently invoice and how the system now requires them to invoice. Closing that gap is not a compliance exercise; it is a financial one.

Olumide Akinsola is Country Director at DigiTax, a pan-African e-invoicing platform accredited by the Nigeria Revenue Service as an Access Point Provider and System Integrator.