Electronic Invoicing
Seamless Integration
Large Taxpayers Served
One of the Philippines' exclusive BIR-accredited EIS providers — with the actual certificate to prove it.
Aligned with TRAIN Law, EOPT & CREATE MORE Act — fully digital compliance for CAS, EIS & SDT under BIR RR 08-2022, RR 07-2024 & RR 11-2025.
BIR
Accredited
R.R. 11-2025
Compliant
R.R. 08-2022
Compliant
R.R. 07-2024
Compliant
R.R. 09-2009
Compliant
E.O. 170 S, 2022
Compliant
BIR EIS Certificate
Why 1nvoice
Your only and best option in every way feasibly attainable.
Accredited Where It Matters
1Nvoice has actual BIR accreditation for Electronic Invoicing and Electronic Sales & Collection Recording Software — not merely "BIR-ready" in wording, but built around real BIR-recognized requirements for digital invoicing, sales recording, and data transmission.
We Integrate Without Forcing Replacement
Designed as a middleware and compliance layer, 1Nvoice connects with your existing accounting, ERP, POS, or operational systems — so you comply without rebuilding your entire infrastructure.
We Handle the Full Compliance Workflow
From invoice generation → structured data capture → sales recording → BIR transmission → digital archiving. Not just a screen that prints invoices — a system that supports the full digital compliance lifecycle.
Compliance, Tax Logic & Engineering in One
Choosing 1Nvoice is like having a tax consultant, compliance officer, and software development team working together — designed to reflect real tax rules, invoice requirements, reporting fields, audit trails, and operational workflows.
Built for High-Volume, High-Risk Businesses
200+ Companies1Nvoice already supports 200+ companies, including large taxpayers, exporters, and e-commerce businesses — proven at scale where compliance risk is highest.
Non-Disruptive Integration
Keep your existing systems.
Add compliance.
1nvoice acts as intelligent middleware between your current ERP, POS, or accounting system and the BIR. No rip-and-replace. No downtime. No disruption to your team.
Works with SAP, Oracle, NetSuite, Microsoft Dynamics, QuickBooks, Xero, and more
Real-time or near real-time data transmission to BIR EIS Portal
Structured JSON/XML invoice output with digital signature (JWS)
Minimal IT involvement — we handle the entire integration setup
Compliance within 30-60 Days.
Your Existing Systems
SAP
Oracle
NetSuite
Microsoft
QuickBooks
Xero
Electronic Sales & Collection Recording
Bureau of Internal Revenue · Philippines
Industries We Serve
Built for every
mandated sector.
Client Results
Trusted by companies
that can't afford to fail.
200+
Clients Served
100%
BIR Accredited
0
Compliance Penalties
60 days
Guaranteed Compliance
Free Consultation
Get your free
compliance assessment.
Not sure if your business is covered by RR 011-2025? Our compliance team will evaluate your situation — no cost, no obligation.
Free BIR Compliance Check
We assess whether you're mandated under RR 011-2025
System Setup Recommendation
We recommend the right 1nvoice modules for your business
Live Demo in 24 Hours
See 1nvoice in action with your own sample data
December 31, 2026
All mandated taxpayers must be EIS-compliant by this date or face BIR penalties under Sections 264 and 264-A of the Tax Code.
Guaranteed compliance in 60 days
Full BIR compliance with zero disruption to operations