Billit e-Invoicing (PEPPOL)
March 25, 2026

Billit e-Invoicing (PEPPOL)

This guide walks you through the integration flow and explains how to get started

E-invoicing via Peppol? Link RentSyst with Billit

An increasing number of countries in Europe and elsewhere are mandating the use of e-invoices. By linking RentSyst to the invoicing platform Billit, your car rental business will have access to Peppol and other mainstream e-invoicing networks.

That way, you can exchange digital invoices with customers and suppliers anywhere in the world easily and safely, according to the correct legal standards.

In this guide, we explain step by step how to set up the link between RentSyst and Billit, so you can get started right away.

 

What is Peppol?

Peppol is a secure network for sending and receiving structured electronic invoices. It was developed with the support of the European Commission and is the legal standard in many countries.

Read more about Peppol

The benefits of Billit

Billit is a handy online invoicing platform for businesses of all kinds. Billit is certified Access Point and gives you fast, easy access to the Peppol network.

Linking RentSyst with Billit enables you to:

  • send and receive e-invoices effortlessly via Peppol
  • keep your invoicing entirely compliant with the most recent legislation

In addition:

  • your data is optimally protected
  • you avoid errors and manual work, so you gain a lot of time
  • your invoices are paid faster
  • working with your accountant is easier

 

More info about Billit

Integration flow: Rentsyst + Billit

Here’s how the integration works step by step:

1. Create or login to Billit Account with https://my.billit.eu/

1.1. Sign up in Billit and complete your business profile:

  • Company details
  • VAT number
  • PEPPOL ID registration

1.2. Once registered, you gain access to the Billit account.

 

2. Get API Credentials

2.1. In your Billit dashboard you need following credentials:

  • Api access token
  • Party ID

2.2. Api access token located inside your Account profile – click My profile on your avatar right corner and scroll down to API key:

 

2.3. Party ID located inside your domain name on My company page.
Copy numeral code – this is your party id.

On the screen – yellow is your full domain name, green color highlights your Party ID.

 

3. Connect Billit to Rentsyst

In your Rentsyst admin panel:
3.1. Go to Settings → Integrations & Agents → Accounting & e-Invoicing: 
3.2. Select Billit

 

3.3. Enter your API credentials and press “Connect”

3.4. Now “Save” to activate integration

 

Your Billit logo will be active now.

 

4. Testing

4.1. Once your rental is over and have DONE (completed) status, Rentsyst will automatically sync Invoices and deliver it into your Billit account. From there you will be able to deliver invoices to PEPPOL.

 

Ready for stress-free e-invoicing?

Create a Billit account, link your account to RentSyst and send your first e-invoice via Peppol today!

Try Billit for 15 days for free