
Seamless E-Invoicing System Integration with FIRS Merchant Buyer Solution (FIRSMBS)
Who Needs a FIRS E-invoicing Solution?
Businesses of all sizes, whether large, medium, or small, that are registered for VAT in Nigeria
Companies utilizing Sage ERP (like Sage X3 or Sage 300) and seeking to streamline their compliance processes
Organizations engaged in B2B, B2C, or B2G transactions.
Firms aim to minimize manual errors, avoid rejections, and eliminate delays.
Benefits of E-Invoicing in Nigeria with Sage ERP Software
(Sage X3 | Sage 300)
Regulatory Compliance
Stay fully compliant with FIRS pre-clearance rules and invoice standards.
Data Accuracy
Automatic validation checks to help prevent rejections.
Real-Time Processing
Generate and submit invoices on the go, reducing delays.
Audit Trail & Traceability
Benefit from a unique Invoice Reference Number (IRN) and QR codes for secure transactions.
Operational Efficiency
Streamline your workflows, eliminate manual submissions, and reduce overhead costs.
Secure & Scalable
Robust API integration with encryption and scalability for enterprises and SMEs alike.
What Makes Greytrix Africa's FIRSMBS E-Invoicing Solution Apart
Pre-Validation Automation
Invoices created in your Sage ERP are automatically validated against the FIRS schema (JSON / XML) and sent for approval through FIRSMBS, eliminating the need for manual adjustments.
ERP Connector & Integration
We offer pre-built connectors for Sage X3 and Sage 300, tailored to fit your business logic and FIRS requirements seamlessly.
Unique Reference & QR Code Support
Each valid invoice is assigned an IRN, and for relevant B2C transactions, a QR code is included so buyers can easily verify its authenticity.
Compliance Monitoring & Updates
As FIRS revises its guidelines or data schemas, Greytrix Africa ensures your solution stays updated, keeping you compliant at all times.
Error Prevention & Data Integrity
We perform automatic checks for required fields, format compliance, duplicate invoice detection, and schema adherence before any submission.
Full Support from Onboarding to Go-Live
Our support encompasses a comprehensive range of services, from readiness assessments and API setup to sandbox testing, user training, production deployment, and ongoing assistance after going live.
Why Partner with Greytrix Africa for
FIRS E-invoicing
Partnering with Greytrix Africa means working with a team that possesses an in-depth understanding of FIRS regulations and Nigeria’s evolving tax environment. Greytrix Africa ensures your business achieves seamless e-invoicing compliance with efficiency and precision, with proven success in implementing Sage ERP (Sage X3, Sage300) integrations across Africa. Our pre-built frameworks enable quick implementation, while our robust support and training programs empower your finance and operations teams to manage the system confidently. Backed by a secure, scalable architecture, our solution is designed to handle high transaction volumes and protect sensitive financial data, ensuring your business remains compliant, connected, and future-ready.