ERP Integration

InvoiceXpress ERP Integration

Portuguese invoicing via InvoiceXpress API v2 — AT-certified invoices generated automatically for every EV charging session.

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The Problem

Why does this extension exist?

Portuguese operators using InvoiceXpress need automated invoice generation. Portuguese tax law requires AT-certified invoices for all commercial transactions. Manual invoicing is slow, error-prone, and creates compliance risk. The InvoiceXpress extension automates this entirely via the API v2.

The Solution

What you get

Automatic AT-certified invoice generation in InvoiceXpress for every completed charging session
Simple API key authentication — no OAuth, no token rotation
IVA/VAT calculation at the correct rate for EV charging services
Customer data synced from OASIS HUB CRM to InvoiceXpress
Monthly aggregated invoices for roaming partners
Invoice PDF available in the driver mobile app

🎯 Who is this for?

Portuguese CPOs and eMSPs using InvoiceXpress as their invoicing software.

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🔌 Modular by design

Enable or disable per tenant. Pay only for what you use. All marketplace integrate seamlessly.

Key Capabilities

Everything included

AT-Certified Invoicing

InvoiceXpress is certified by the Portuguese Tax Authority. Every invoice generated is legally compliant — no risk of tax authority penalties.

API Key Authentication

Simple and secure authentication via InvoiceXpress API key. No OAuth, no token rotation — configure once and it works.

IVA Automation

Correct IVA rate applied automatically for EV charging services. No manual tax calculation — fully compliant with Portuguese VAT rules.

Customer Sync

Driver profiles sync to InvoiceXpress as customers. One source of truth across both systems — no duplicate data entry.

Driver PDF Access

Invoice PDFs available in the driver app instantly after session completion.

Flexible Document Types

Support for invoices, simplified invoices, and invoice receipts — configure the document type to match your needs.

Use Cases

See it in action

How operators around the world can use this extension to solve real problems and grow their business.

Automatic invoice on session completion

Driver charges at a Porto station. Session ends. InvoiceXpress invoice issued within 60 seconds. Driver gets PDF in app. Finance team sees it in InvoiceXpress immediately.

MOBI.E roaming invoicing

Monthly MOBI.E roaming sessions aggregated into one InvoiceXpress invoice. Correct IVA applied. Ready for settlement.

B2B driver with company NIF

Corporate driver registers with company NIF. All invoices issued to the company in InvoiceXpress — ready for their accounting team.

Simulated Case Study

Porto eMSP: from 2 hours per day to 10 minutes per week on invoicing

A Porto-based eMSP was using InvoiceXpress for all their invoicing. Their finance assistant spent 2 hours every day creating invoices manually. After enabling the InvoiceXpress ERP extension, invoicing is fully automated. The finance assistant now spends 10 minutes per week reviewing exceptions.

-92%

Time on invoicing

100%

AT compliance

60 sec

Invoice generation

2h to 10min

Daily to weekly effort