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Getting an Account

To start using the e-invoice.be API, you need to create an account and obtain your API credentials.

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1. Sign Up

Visit app.e-invoice.be and create your account. You’ll need to provide:
  • Your company information
  • Company registration details (VAT number, business registration number, etc.)
  • Contact details
For SaaS companies: Interested in our reseller programme? Contact us at [email protected] to learn about integration options and partnership opportunities.

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2. Get Your API Key

Once your account is created:
  1. Log in to your dashboard at app.e-invoice.be
  2. Navigate to Settings → API Keys
  3. Click Create API Key
  4. Copy your API key immediately - it won’t be shown again
  5. Store it securely (never commit it to version control)

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3. Choose Your Environment

e-invoice.be provides two environments:
EnvironmentBase URLPurpose
Productionhttps://api.e-invoice.beLive transactions
Staginghttps://api-dev.e-invoice.beTesting and development
Start with the staging environment for development and testing. Switch to production only when you’re ready for live transactions.

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Quick Test

Verify your API key works by checking your account information: 
curl -X GET "https://api.e-invoice.be/api/me/" \
     -H "Authorization: Bearer YOUR_API_KEY"
You should receive a response with your account details: 
{
  "id": "ten_...",
  "name": "Your Company Name",
  "email": "[email protected]",
  "peppol_id": "0208:0123456789"
}

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What’s Next?

Now that you have your account set up, you can:

Authenticate

Learn how to authenticate API requests

Create Your First Invoice

Send your first e-invoice via Peppol

Validate During Development

Test your invoices before sending

Set Up Webhooks

Get notified about invoice events