Introduction
From 1 January 2026, Bulgaria officially introduces the euro as its national currency. This historic event puts the country among the other eurozone member states and has a direct impact on all traders and online shops selling goods and services on the Bulgarian market.
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Mandatory double display of prices
According to legal requirements, all online shops must provide double price display - simultaneously in BGN и Euro (EUR). Prices must be written with uniform font size, of the same colour and are clearly and legibly displayed without giving the impression of a preference for one of the two currencies.
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When does mandatory dual display of prices start
The period of double price display starts officially from August 2025, one month after the decision to introduce the euro. It continues 12 months after 1 January 2026, which means that online stores need to be technically and organisationally ready by August 2025 at the latest.
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Technical requirements for websites
All online shops must meet strict technical requirements double prices, to avoid sanctions:
- Uniform font size and colour for BGN and EUR prices
- Right split between BGN and EUR the values so that there is no confusion
- Double price display in all product categories
- Update of all filters for prices - e.g. minimum and maximum values
- Change of banners, promotions, advertising materials, where prices are indicated
- Adaptation of mobile versions and applications for correct display
- Readability and correctness testing of desktop and mobile
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Fiscal receipts and online payments
As required, fiscal receipts, invoices and all payment documents must contain the final amount as in BGN, both in euro. This applies to all POS systems, online payment platforms, terminals and e-commerce software.
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Sanctions and state control
Consumer Protection Commission (CPC) and other competent authorities will strictly control compliance with the rules for double price display. In case of established infringements fines up to 50 000 leva. Failure to comply may result in additional penalties and temporary closure of the online shop.
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Preparing the online business
To meet all the requirements without problems, online stores and digital platforms should take the following steps:
✅ Update of product databases - adding columns for BGN and EUR
✅ Setting automatic price conversion at the fixed exchange rate BGN/EUR
✅ Update and testing of all payment systems and POS devices
✅ Staff training on new legal requirements
✅ Preparation of customer support for questions about double price display and the changeover to the euro
✅ Perform test orders and compliance checks
✅ Create instructions for customers and Frequently Asked Questions (FAQ) for better awareness
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Conclusion
The adoption of the euro in Bulgaria and the mandatory double price display is an inevitable change for everyone online shop, which operates in the local market. Compliance with all legal requirements, strict technical implementation and good communication with customers will ensure a smooth transition and protect businesses from penalties and fines.
