Public procurement in Bulgaria has long been a battlefield between the necessity for competitive transparency and the persistent shadow of concerted practices. Among the various grounds for exclusion of economic operators, bid rigging presents a unique legal challenge. Under the Bulgarian Public Procurement Act (PPA), the intersection of antitrust findings by the Commission for Protection of Competition (CPC) and the procurement process creates a complex landscape where the concept of "self-cleaning" becomes the only lifeline for businesses seeking to maintain their market presence.
The Legal Framework: Optional vs. Mandatory Exclusion
In the Bulgarian legal order, bid rigging is categorized under the optional grounds for exclusion. According to the PPA, a contracting authority may exclude a candidate or bidder when it has sufficiently plausible evidence that the operator has entered into agreements with other operators aimed at distorting competition.
A critical procedural nuance often overlooked is that since this is an optional ground, it must be explicitly stated in the contract notice or the invitation to confirm interest. If the contracting authority fails to invoke Art. 55 PPA at the outset, it forfeits the right to exclude a bidder on this basis later in the process, even if evidence of collusion emerges. This creates a strategic environment where bidders must scrutinize the procurement documents as much for what is omitted as for what is included.
The Evidence Dilemma and the "PPA List"
One of the most significant practical hurdles in Bulgarian procurement is how bid rigging is proven. While the PPA requires proven evidence, the Implementing Rules of the PPA (IPPPA) are surprisingly silent on the specific mechanisms for listing such violations.
Unlike mandatory grounds (such as criminal convictions), there is no official, legally mandated "black list" for bid riggers. However, a paradox exists: the Public Procurement Agency maintains an informal list of entities that have been subject to CPC decisions regarding prohibited agreements. Although the law requires a formal act to establish the violation, contracting authorities often rely on this informal list or CPC’s public database. This leads to a gray area where an operator might find itself de facto excluded from the market based on an administrative finding that is still being appealed in court, raising serious questions about the principle of the presumption of innocence and the finality of administrative acts.
Self-Cleaning: The Bridge over Troubled Waters
For an operator found guilty of bid rigging, the PPA offers a path to redemption through "self-cleaning." This mechanism allows a company to prove its reliability despite the existence of exclusion grounds. To successfully "self-clean," an operator must demonstrate three cumulative conditions:
- Evidence of having compensated for any damages caused by the infringement.
- Active cooperation with the investigating authorities to clarify the facts and circumstances in detail.
- Implementation of concrete technical, organizational, and personnel measures to prevent further occurrences.
In Bulgaria, the assessment of these measures is left to the discretion of the contracting authority. This is where the dilemma arises: how does a public official—often without deep legal or antitrust expertise—evaluate whether a new internal "Code of Conduct" or the firing of a mid-level manager is sufficient to restore the company's integrity? The law requires this assessment to be proportionate, taking into account the gravity of the violation, but the lack of centralized guidelines often leads to inconsistent or arbitrary decisions.
Leniency vs. Self-Cleaning: The Beautiful Mess
The relationship between antitrust leniency programs and procurement "self-cleaning" is a particularly thorny issue. Under Bulgarian competition law, a company that reports a cartel to the CPC can receive full or partial immunity from fines. However, as noted in European legal scholarship and CJEU practice (notably Case C-124/17), leniency does not automatically grant a free pass in public procurement.
While a leniency applicant has technically cooperated with authorities (satisfying part of the self-cleaning criteria), the contracting authority must still evaluate whether the company has taken sufficient internal measures. A company might be "forgiven" by the CPC but still excluded by a Municipality if its self-cleaning measures are deemed superficial. This creates a procurement mess where a company is encouraged to confess to the CPC to save on fines, only to find that its confession is used as the proven evidence needed to exclude it from all public tenders for the next three years.
The Role of Transparency and Proportionality
Contracting authorities in Bulgaria are increasingly under pressure to ensure the reliability of their contractors. The risk of non-performance or the lack of transparency in the selection process can undermine public trust in the entire procurement system. Therefore, the assessment of self-cleaning is not merely a bureaucratic checkbox but a safeguard for the public purse.
However, the operator’s right to be heard and the authority's duty to provide reasons for rejecting self-cleaning measures are paramount. If an operator provides extensive documentation of its new compliance systems, a flat rejection by the authority without a detailed analysis of why those measures are insufficient is a breach of EU and national law.
Bid rigging in Bulgarian public procurement remains a high-stakes area of law where administrative efficiency often clashes with corporate survival. The current system relies heavily on the CPC's findings, yet leaves the final judgment on a company’s reliability to individual contracting authorities. For legal practitioners, the focus must shift from merely defending against antitrust charges to proactively managing the self-cleaning process. In a market where public contracts are a primary driver of the economy, the ability to navigate the "self-cleaning" procedure is not just a legal skill—it is an essential business strategy. As Bulgaria continues to align its practice with EU standards, we expect more rigorous scrutiny of how authorities balance the hammer of exclusion with the shield of self-cleaning.
By Irena Georgieva, Managing Partner, PPG Lawyers
