E-invoicing compliance and regulatory updates - Bulgaria
Last reviewed: July 1, 2026
Last reviewed: July 1, 2026
E-invoicing is not mandatory in Bulgaria. Government bodies must be able to receive e-invoices in line with Directive 2014/55/EU, but suppliers are not required to issue them.
There is no general obligation, but certain taxable persons may have specific requirements. All businesses may use e-invoicing if both parties agree.
E-invoices must be accepted by public entities, but suppliers are not required to issue them. In B2B transactions, e-invoicing is permitted based on mutual agreement. Businesses must ensure the integrity and authenticity of e-invoices.
Download our Global e-invoicing and Tax Compliance fact sheet here for more information.
E-invoicing is not mandatory in Bulgaria. Government bodies must be able to receive e-invoices in line with Directive 2014/55/EU, but suppliers are not required to issue them.
There is no general obligation, but certain taxable persons may have specific requirements. All businesses may use e-invoicing if both parties agree.
E-invoices must be accepted by public entities, but suppliers are not required to issue them. In B2B transactions, e-invoicing is permitted based on mutual agreement. Businesses must ensure the integrity and authenticity of e-invoices.
Download our Global e-invoicing and Tax Compliance fact sheet here for more information.
There is no governmental clearance platform in Bulgaria.
As e-invoicing is not mandatory, there are no specific formats to comply with.
There is no governmental clearance platform in Bulgaria.
As e-invoicing is not mandatory, there are no specific formats to comply with.
The storage period for e-invoices is 10 years. During that period, electronic invoices must be accessible to the Tax Authorities. Electronic archiving of documents is allowed in Bulgaria.
Legal invoice
For suppliers: A legal invoice is the e-invoice sent to the recipient in the format they receive.
For buyers: A legal invoice is the e-invoice received from the supplier in its original format.
Download our Basware Vault fact sheet here to learn more about our flexible and scalable solution.
The storage period for e-invoices is 10 years. During that period, electronic invoices must be accessible to the Tax Authorities. Electronic archiving of documents is allowed in Bulgaria.
Legal invoice
For suppliers: A legal invoice is the e-invoice sent to the recipient in the format they receive.
For buyers: A legal invoice is the e-invoice received from the supplier in its original format.
Download our Basware Vault fact sheet here to learn more about our flexible and scalable solution.
Ensure e-invoice use is agreed upon with your trading partners, either explicitly or tacitly, and guarantee the integrity and authenticity of all e-invoices.
| Requirement | Status | Timeline |
| B2G | Not mandatory | - |
| B2B | Not mandatory | - |
Supplier requirement: Transact invoices in accordance with the format agreed with the buyer.
Buyer requirement: Be able to receive invoices in the format agreed with the supplier.
Archiving requirement: E-invoices must be stored for 10 years.
Ensure e-invoice use is agreed upon with your trading partners, either explicitly or tacitly, and guarantee the integrity and authenticity of all e-invoices.
| Requirement | Status | Timeline |
| B2G | Not mandatory | - |
| B2B | Not mandatory | - |
Supplier requirement: Transact invoices in accordance with the format agreed with the buyer.
Buyer requirement: Be able to receive invoices in the format agreed with the supplier.
Archiving requirement: E-invoices must be stored for 10 years.
E-invoicing is not mandatory in Bulgaria. Government bodies must be able to receive e-invoices in line with Directive 2014/55/EU, but suppliers are not required to issue them.
There is no general obligation, but certain taxable persons may have specific requirements. All businesses may use e-invoicing if both parties agree.
E-invoices must be accepted by public entities, but suppliers are not required to issue them. In B2B transactions, e-invoicing is permitted based on mutual agreement. Businesses must ensure the integrity and authenticity of e-invoices.
Download our Global e-invoicing and Tax Compliance fact sheet here for more information.
There is no governmental clearance platform in Bulgaria.
As e-invoicing is not mandatory, there are no specific formats to comply with.
The storage period for e-invoices is 10 years. During that period, electronic invoices must be accessible to the Tax Authorities. Electronic archiving of documents is allowed in Bulgaria.
Legal invoice
For suppliers: A legal invoice is the e-invoice sent to the recipient in the format they receive.
For buyers: A legal invoice is the e-invoice received from the supplier in its original format.
Download our Basware Vault fact sheet here to learn more about our flexible and scalable solution.
Ensure e-invoice use is agreed upon with your trading partners, either explicitly or tacitly, and guarantee the integrity and authenticity of all e-invoices.
| Requirement | Status | Timeline |
| B2G | Not mandatory | - |
| B2B | Not mandatory | - |
Supplier requirement: Transact invoices in accordance with the format agreed with the buyer.
Buyer requirement: Be able to receive invoices in the format agreed with the supplier.
Archiving requirement: E-invoices must be stored for 10 years.
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