Debt Collection in Bulgaria 2026, What Creditors Must Do Now After Euro Adoption & the Personal Insolvency Law

Last updated: 3 May 2026

Debt collection in Bulgaria 2026 operates in a fundamentally different legal and monetary environment than it did just twelve months ago. On 1 January 2026 Bulgaria officially adopted the euro, replacing the Bulgarian lev (BGN) and triggering mandatory currency conversion of all outstanding monetary obligations, statutory interest rules, and invoicing requirements. Separately, the country’s new Personal Insolvency Law, adopted by the National Assembly in 2025 and published in the State Gazette, carries an expected implementation date of March 2026, introducing for the first time a structured insolvency framework for natural persons that will directly affect how creditors recover consumer and individual-trader debts.

Together, these two changes demand immediate operational adjustments from every creditor, domestic or international, with exposure to Bulgarian debtors.

What creditors must do now, immediate checklist

1. Convert all outstanding receivables from BGN to EUR using the irrevocably fixed conversion rate, applying the official rounding rules published by the Bulgarian National Bank (BNB).
2. Re-draft late-payment and interest clauses in standard contracts to reference EUR and the post-adoption statutory interest formula.
3. Reissue or amend invoices where dual-display obligations apply during the mandatory transitional period.
4. Accelerate pending enforcement proceedings, obtain enforceable titles and initiate bailiff enforcement before the Personal Insolvency Law’s stay provisions take effect.
5. Perfect all security interests (pledges, mortgages, assignments) and register them to preserve priority ahead of any insolvency filing.
6. Monitor the State Gazette for the final implementation date of the Personal Insolvency Law and prepare to file claims immediately once proceedings become available.

What Changed on 1 January 2026, Euro Adoption and Its Practical Effects for Debt Collection in Bulgaria 2026

Bulgaria’s accession to the eurozone was effected through the Euro Adoption Act, published in the State Gazette and coming into force on 1 January 2026. The Act established the irrevocably fixed exchange rate at which all BGN-denominated obligations convert to EUR, the rate that had been locked under the currency-board arrangement for over two decades. Every monetary obligation expressed in BGN, whether arising from a contract, court judgment, or statutory provision, automatically converted to its EUR equivalent on that date.

For creditors, the practical significance extends well beyond simply re-labelling amounts. The euro adoption reforms touch statutory interest computations, court-filing requirements, enforcement applications, and day-to-day invoicing, creating compliance traps for those who fail to act promptly.

Conversion and rounding rules, worked example

The BNB’s official conversion guidance requires all BGN amounts to be converted to EUR at the fixed rate and then rounded to the nearest cent (two decimal places). Intermediate calculations (such as interest accrual computations) must retain at least four decimal places before the final rounding step, ensuring that cumulative rounding errors do not distort the claim amount.

Worked example: A commercial receivable of BGN 19,558.30 converts at the fixed rate of 1.95583 BGN per 1 EUR. The calculation is 19,558.30 ÷ 1.95583 = EUR 10,000.00. Where the result is not exact, for instance, BGN 5,000.00 ÷ 1.95583 = EUR 2,556.459…, the amount is rounded to EUR 2,556.46. Creditors must ensure their accounting and ERP systems apply this two-step logic consistently.

Contracts and invoices, immediate actions

During the mandatory transitional period following euro adoption, businesses are required to display prices and amounts in both EUR and BGN (dual display). Industry observers expect this obligation to run for at least twelve months after the adoption date. Creditors should take the following steps:

• Amend standard-form contracts to state all monetary values in EUR, adding a conversion reference clause for legacy BGN amounts.
• Reissue invoices for any outstanding receivables where the original was denominated exclusively in BGN, to avoid disputes over the enforceable amount.
• Update payment instructions to reflect IBAN changes or new EUR-denominated bank accounts, and communicate these to debtors in writing.
• Include a dual-display note on all invoices issued during the transitional period, showing the EUR amount as the legally operative figure and the BGN equivalent for reference.

Statutory interest rates, how to compute after euro adoption

Under Bulgarian law, statutory interest on overdue obligations is calculated by reference to the basic interest rate of the BNB plus a fixed margin. Following euro adoption, the reference rate transitions to the European Central Bank (ECB) main refinancing rate. The formula remains:

Statutory interest rate = ECB main refinancing rate + statutory margin

For commercial debts between traders, the Late Payment in Commercial Transactions Directive (transposed into Bulgarian law) provides a separate, typically higher, rate. Creditors must ensure that all demand letters, court applications, and enforcement petitions quote the correct post-adoption rate and express the accrued interest in EUR.

Note: Illustrative rates above assume an ECB main refinancing rate of 4.15 %. Creditors should verify the prevailing ECB rate at the date of calculation.

Personal Insolvency Law Bulgaria 2026, Timeline, Creditor Impact, and Claims Process

Bulgaria had long been one of the few EU member states without a comprehensive personal insolvency regime. The new Personal Insolvency Law, adopted by the National Assembly in 2025 and published in the State Gazette, fills that gap. Its implementation is expected around March 2026, after which natural persons, including sole traders and individuals with consumer debts, will be able to petition the court for structured debt relief.

The law draws on EU Directive 2019/1023 on preventive restructuring frameworks and on the forthcoming harmonisation efforts reflected in the EU insolvency directive process. Its core objectives are to provide over-indebted individuals with a realistic repayment plan while preserving creditor rights through transparent claims procedures, creditor voting, and judicial oversight.

Key deadlines and transitional rules

How to file and value a claim

Once the Personal Insolvency Law is in force, creditors will need to follow a formal claims-filing procedure after a debtor petitions the court. The likely practical steps, based on the published statutory text and comparable frameworks in other EU jurisdictions, include:

1. Receive court notification of the debtor’s insolvency petition and the deadline for filing claims.
2. Submit a written proof of claim to the court within the statutory deadline, attaching supporting documents (contracts, invoices, enforceable titles, correspondence).
3. Value the claim in EUR, all monetary claims must now be expressed in euros, applying the BNB conversion and rounding rules for any legacy BGN amounts.
4. Declare security interests and assert priority ranking where applicable (mortgage, pledge, retention of title).
5. Participate in the creditors’ meeting, vote on the proposed repayment plan, and object if the plan does not adequately protect the creditor’s interest.

What creditors must do before implementation

The window between now and the expected March 2026 implementation date is the most critical period for creditor rights in Bulgaria. Once the personal insolvency stay provisions become operational, enforcement against a debtor who files for insolvency may be frozen. Industry observers expect the following pre-implementation actions to be essential:

• Perfect security: Register all pledges, mortgages, and assignments of receivables. Unregistered security may lose priority once insolvency proceedings open.
• Accelerate enforcement: If an enforceable title already exists, instruct a private bailiff immediately. Completing execution before the law takes effect eliminates insolvency risk for that claim.
• Audit debtor exposure: Identify which debtors in the portfolio are natural persons or sole traders, these are the individuals who will be eligible for personal insolvency.
• Review guarantees: Where a corporate debt is guaranteed by an individual, the guarantor may soon be eligible for personal insolvency, potentially impairing the guarantee.

Order for Payment and Uncontested Debt Procedure, Step-by-Step

The order for payment procedure under Article 410 of the Bulgarian Civil Procedure Code (CPC) remains the fastest route to an enforceable title for debt collection in Bulgaria 2026. It is available where the claim is for a specific monetary amount and is supported by documentary evidence, invoices, contracts, account statements, or acknowledgments of debt.

When to use order for payment vs summons proceedings

The order for payment is ideal for clear, documented, uncontested debts. If the debtor is likely to object (e.g., disputes over quality or delivery), creditors should consider filing a full summons action directly, avoiding the delay of a rejected order-for-payment application followed by an ordinary lawsuit. For large or complex claims, filing under Article 417 CPC, which grants immediate enforceability for certain categories of documents (notarial acts, bills of exchange, excerpts from commercial books), provides an even faster path.

Filing checklist, order for payment

1. Confirm jurisdiction: File at the district court of the debtor’s registered address (or, for consumers, their permanent address).
2. Prepare the application: Complete the standard-form application specifying the creditor, debtor, principal amount (in EUR), accrued interest, and the legal basis of the claim.
3. Attach supporting documents: Include copies of contracts, invoices, delivery notes, demand letters, and proof of service.
4. Pay the court fee: The fee is typically 2 % of the claimed amount (minimum thresholds apply).
5. Await the court order: The court examines the application in closed session. If the application is formally correct, the court issues an order for payment, typically within days.
6. Debtor’s objection window: The debtor has a statutory period (generally two weeks from service) to file an objection. If no objection is filed, the creditor requests a writ of enforcement and proceeds to bailiff enforcement.
7. If debtor objects: The creditor must file a full lawsuit within the statutory deadline to avoid the order being vacated.

A downloadable order-for-payment application template is available in the resource section at the end of this article.

Enforcement Procedures and Bailiff Enforcement in Bulgaria, Options, Timelines, and Costs

Once a creditor holds an enforceable title (a court judgment with a writ of enforcement, a non-contested order for payment, or a directly enforceable document), the next step is to commence enforcement. Bulgaria operates a system of both state and private bailiffs (частни съдебни изпълнители), and creditors are free to choose a private bailiff in most cases. Private bailiffs are generally preferred for their speed and efficiency.

Bailiff enforcement step-by-step

1. Instruct the bailiff: Submit the enforceable title and a written request identifying the debtor and known assets.
2. Asset investigation: The bailiff can query the National Revenue Agency, banks, the vehicle register, and the property register to locate assets.
3. Seizure of bank accounts: The bailiff issues a garnishment order directly to the debtor’s bank. Funds are frozen and transferred to the creditor’s account, typically within two to four weeks.
4. Attachment of wages and receivables: The bailiff notifies the debtor’s employer or third-party debtors to divert payments to the creditor, subject to statutory non-attachable minimums.
5. Seizure and sale of movable property: The bailiff can seize vehicles, equipment, and inventory. A public auction is scheduled, usually within two to three months of seizure.
6. Real estate execution: The bailiff registers a lien on the property, arranges valuation, and conducts a public auction. This process typically takes six to twelve months or longer.

Real estate execution specifics

Bulgaria’s 2026 amendments to the real estate registration rules, which aim to digitise and expedite property registry processes, are expected to reduce delays in lien registration and title verification. Creditors pursuing real estate execution should verify the current registration requirements with local counsel, as the amended rules change certain notarisation and filing procedures.

Cross-border enforcement

For creditors holding judgments from other EU member states, the Brussels I bis Regulation (Regulation 1215/2012) allows direct enforcement in Bulgaria without exequatur. The European Enforcement Order for uncontested claims and the European Order for Payment procedure offer additional streamlined routes. Euro adoption simplifies cross-border recovery further by eliminating currency-conversion disputes between eurozone creditors and Bulgarian debtors.

Enforcement options comparison

How to Calculate Late Payment Interest Post-Euro Adoption, Worked Examples

Accurate interest calculation is essential for debt recovery in Bulgaria 2026. Errors in conversion or rounding can result in court rejection of claims or challenges from debtors. Below are two worked examples covering the most common scenarios.

Example 1, Commercial overdue invoice (B2B)

Facts: A supplier issued an invoice for BGN 48,895.75 with a payment term of 30 days. The invoice matured on 15 November 2025 and remains unpaid as of 15 March 2026 (120 days overdue). The applicable late-payment interest rate under the Commercial Transactions Directive transposition is 12.15 % per annum (ECB refinancing rate of 4.15 % + 8 pp margin, illustrative).

Step 1, Convert principal to EUR: BGN 48,895.75 ÷ 1.95583 = EUR 25,000.06 (rounded to nearest cent).

Step 2, Calculate interest: EUR 25,000.06 × 12.15 % × (120 ÷ 365) = EUR 25,000.06 × 0.1215 × 0.3288 = EUR 998.63.

Total claim: EUR 25,000.06 (principal) + EUR 998.63 (interest) = EUR 25,998.69.

Example 2, Consumer debt

Facts: An individual owes BGN 3,911.66 under a service contract. The debt has been overdue since 1 January 2026 (90 days as of 1 April 2026). The applicable statutory interest rate is 14.15 % per annum (ECB refinancing rate of 4.15 % + 10 pp margin, illustrative).

Step 1, Convert principal to EUR: BGN 3,911.66 ÷ 1.95583 = EUR 2,000.00.

Step 2, Calculate interest: EUR 2,000.00 × 14.15 % × (90 ÷ 365) = EUR 2,000.00 × 0.1415 × 0.2466 = EUR 69.83.

Total claim: EUR 2,000.00 + EUR 69.83 = EUR 2,069.83.

Calculator logic for in-house teams: Principal_EUR = Principal_BGN ÷ 1.95583 (round to 2 dp) → Interest = Principal_EUR × Rate × (Days_Overdue ÷ 365) (retain 4 dp during calculation, round final figure to 2 dp) → Total_Claim = Principal_EUR + Interest.

Practical Creditor Strategy, Tactical Checklist for the Next 90 Days

With both the euro transition bedding in and the Personal Insolvency Law expected to come into effect imminently, creditors operating in Bulgaria should prioritise the following actions over the next 90 days, ranked by impact and urgency:

1. Perfect all security interests immediately. File or re-register any pledges, mortgages, or assignments of receivables. Once the Personal Insolvency Law is in force, an automatic stay may prevent new registrations against a debtor in proceedings.
2. Accelerate court and enforcement proceedings. File pending order-for-payment applications now. Instruct bailiffs for all existing enforceable titles. Completing enforcement before a debtor can petition for insolvency protection is the single most effective risk-mitigation step.
3. Revise all standard contract templates. Ensure monetary values are in EUR, late-payment interest clauses reference the ECB-based formula, and dispute-resolution clauses remain jurisdiction-appropriate.
4. Notify debtors of currency conversion. Issue formal written notices confirming the EUR-equivalent outstanding balance using the official conversion rate and rounding rules.
5. Reissue invoices where required. During the dual-display transitional period, ensure every active invoice is compliant and enforceable.
6. Update accounting and ERP systems. Implement the BNB rounding rules in automated interest-calculation modules. Test outputs against the worked examples above.
7. Audit debtor portfolios for personal-insolvency eligibility. Identify natural-person and sole-trader debtors and assess the likelihood that they may petition for insolvency relief.
8. Reconfirm cross-border enforcement readiness. For international creditors, verify that European Enforcement Orders and Brussels I bis certificates are current and that Bulgarian counsel is instructed for local execution.

Conclusion, Debt Collection in Bulgaria 2026 Demands Proactive Compliance

The convergence of euro adoption on 1 January 2026 and the imminent implementation of the Personal Insolvency Law represents the most significant shift in Bulgarian creditor rights in decades. Debt collection in Bulgaria 2026 requires more than procedural familiarity, it requires operational overhaul of contracts, interest calculations, invoicing, enforcement strategy, and insolvency contingency planning. Creditors who act within the next 90 days to convert receivables, perfect security, accelerate enforcement, and prepare claims-filing protocols will be positioned to recover effectively under the new regime. Those who delay risk finding that debtor assets are frozen, security interests are subordinated, and enforcement avenues are narrowed by insolvency stays.

Local counsel with direct experience in Bulgarian enforcement and insolvency proceedings is essential for navigating these changes. Contact a specialist through the Global Law Experts lawyer directory for jurisdiction-specific guidance, bespoke contract review, and enforcement support.

Sources

1. Bulgarian Ministry of Finance, Government Debt Management Strategy 2024–2026
2. Recht.BG, Practical Guide to Euro Adoption in Bulgaria
3. CEE Legal Matters, Analysis of the New Personal Bankruptcy Act
4. CMS, Bulgaria Amends Real Estate Registration Rules
5. Allianz Trade, Debt Collection Complexity: Bulgaria
6. Penkov, Markov & Partners, Harmonisation of Insolvency Proceedings in the EU
7. Stoyanov Legal Practice, Debt Collection in Bulgaria
8. BTA, Bulgaria’s New Debt in 2026