Simple and compliant invoicing with Peppol

E-invoicing in Bulgaria

E-invoicing and electronical VAT return have been mandatory in Bulgaria for quite a few years, even for non-resident businesses.

Discover below what the options are to comply with e-invoicing regulations in Bulgaria and get started in a few easy steps.

Bulgaria Parliament

E-invoicing requirements in Bulgaria

Legal obligations

Bulgarian contracting authorities are required to receive and process governement invoices since April 2019.

All taxable persons registered for VAT in Bulgaria - including non-resident businesses - are also required to submit their VAT return, sales and purchase registers monthly in electronic format. This has been mandatory since January 2018.

E-invoicing in Bulgaria is based on bilateral agreements between economic operatiors (or solution providers acting on their behalf) and public administrations.

Options for sending e-invoices to Bulgaria

There are two options for sending B2G, B2B and B2C e-invoices in Bulgaria. Find out more below.

How to send e-invoices to Bulgaria

If you want to send invoices via Peppol you only have to register on an official Peppol Access Point.

Follow the steps below to register on the Billit Access Point and send your first invoice.

Step 1

Create a Billit account

  • Create your free trial account using the button below.
  • Enter your company information in the 'My company' tab.
  • Through the menu item 'My Profile' you can further complete your company details.
Billit - Create Account
Step 2

Create a customer

  • Click on 'Customers' in the menu on the left and click the '+add' button
  • Fill in your customer's details
  • In the section 'invoicing address' set the country to 'Bulgaria'
  • Fill in the VAT number for your customer. It consists of 'BG' + 9 digits. You can look up a Bulgarian VAT number for any company via this site
Billit - Dashboard
Step 3

Create & send invoice

  • Go to the income tab to create your first invoice and click the '+Add' button
  • In the customer field, select the customer you've just created
  • Fill in the rest of your invoice and click 'create invoice' to finalize
  • Click the 'Send' button to see all sending options
  • Billit will automatically recognize if your customer is connected to Peppol. Click the green 'Send via Peppol' button to send your invoice
Billit - Create Invoice

Why use Peppol?

Peppol is a secure and closed network with many advantages:


Safely exchange sensitive financial data

The identity of everyone affiliated with the network is verified, so you can be sure that your recipient's invoices are genuine, and avoid invoice fraud.


Automate your invoicing process

The invoices you send through the network are completely digital, so you can process them automatically in your invoicing software.


Avoid retyping data

E-invoices in the UBL standard are automatically read correctly. This prevents human error during processing.


Gain more financial insight

Linking to your bank account means that outgoing and incoming invoices are automatically matched and you get a better overview of your company's financial situation.


Send invoices quickly

Peppol is fast: your recipient will receive your invoice within 10 minutes of sending it. Combined with automatic processing, this will save a lot of time.

What is Peppol?

Peppol is an open network for securely sending and receiving business documents such as invoices. It is designed to simplify the purchase-to-pay process between governments and suppliers. Peppol was developed by the European commission but is on its way to become a global standard.

More info about Peppol

Which identifiers are being used in Bulgaria?

There are many kinds of identifiers for sending invoices via Peppol. Find out the difference between each option below.

Type Description Example
VAT number A 9-digit enterprise number for companies. It works as a unique ID and allows other entrepreneurs to safely look up information about companies they do business with. You are required to mention this ID on your invoices. BG123456789
UIC Bulstat code (Unified Identification Code) A unique identification code assigned to legal entities who register in Bulgaria. It consists of 9 digits. and is the only identifier of business entities in Bulgaria. it is also called the BULSTAT code after the name of the Trade register in Bulgaria. The 9-digit code is also used in the VAT number. 123456789
Connect to the Billit Access Point, with or without your own software

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