E-Invoicing Readiness Framework™
Operate under the NRS e-invoicing mandate without breaking sales or VAT.
What it is.
A readiness model for large taxpayers covering ERP integration, master data, IRN flow, VAT reconciliation and exception management under the NRS e-invoicing regime.
- Integrate ERP / billing systems with the NRS e-invoicing platform.
- Cleanse customer, product and tax-code master data.
- Run a controlled IRN issuance, cancellation and credit-note flow.
- Reconcile e-invoiced revenue to VAT returns and the GL.
Scope
Confirm taxpayer category, in-scope flows and threshold timing.
Build
Configure ERP, middleware and NRS sandbox connectivity.
Test
Parallel-run IRN issuance and cancellations across scenarios.
Go-live
Cutover with finance, IT and tax controls in place.
Scope & design
- In-scope flows defined
- Architecture agreed
Build & test
- Sandbox certified
- User acceptance complete
Go-live
- Production cutover
- Monitoring active
Related across the Tax Centre
E-Invoicing Compliance Guide
A readiness and operations guide for large Nigerian taxpayers operating under the NRS e-invoicing mandate.
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The board-ready brief on what the Nigerian Tax Act 2025 changes, who is in scope, when it applies and what to do this quarter.
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10-question interactive transition diagnostic — measure your readiness for the 2026 Tax Acts and the Nigeria Revenue Service regime.
Tax Excellence Certification™
Certify a tax function ready for the Nigerian Tax Act 2025 and the NRS era.
Tax Advisory
Structuring, compliance and controversy across the full Nigerian tax stack.