Federal Criminal Antitrust — The Sherman Act and Price-Fixing

Criminal prosecution under 15 U.S.C. § 1 for bid rigging, price fixing, and market allocation

By John Kirby

Federal Criminal Defense Attorney • Arizona • California • Federal Courts Nationwide

2026-07-03

The Sherman Act and Its Impact on Price-Fixing

In the world of federal criminal antitrust enforcement, one law stands out as a cornerstone: the Sherman Antitrust Act of 1890. Enforced primarily by the Antitrust Division of the Department of Justice (DOJ), this legislation aims to preserve competitive markets and protect consumers from anticompetitive practices such as price-fixing. Section 1 of the Sherman Act prohibits agreements that unreasonably restrain trade, while Section 2 focuses on monopolization.

When it comes to prosecuting criminal violations under the Sherman Act, certain behaviors are deemed per se illegal—meaning they are automatically considered anticompetitive without any need for a detailed analysis. These include price-fixing, bid rigging, and market allocation schemes. Such practices are viewed as inherently harmful to competition and consumers.

Price-fixing occurs when competitors agree on prices or pricing formulas, which artificially raises the cost of goods or services for consumers. For example, if two major manufacturers of a particular drug enter into an agreement to set their minimum resale price at $10 per unit, this would be considered illegal under Section 1 of the Sherman Act.

The Rule of Reason and Per Se Violations

While some antitrust violations are treated as per se offenses due to their inherently anticompetitive nature, others require a more nuanced approach. The rule of reason is used when assessing agreements that may have both pro-competitive and anti-competitive effects.

The distinction between per se and rule-of-reason analysis can be critical in determining the outcome of an antitrust case. Per se offenses are prosecuted under 15 U.S.C. § 1, where defendants face severe penalties including fines up to $100 million for corporations and imprisonment of up to ten years for individuals.

In contrast, a rule-of-reason analysis involves a more detailed examination of the specific circumstances surrounding an alleged anticompetitive agreement. This approach considers whether the behavior has any procompetitive benefits that outweigh its anticompetitive effects.

For instance, if two competing pharmaceutical companies agree to pool resources for research and development of a new drug, this could be analyzed under the rule-of-reason framework rather than being treated as per se illegal. The key question would be whether the collaboration enhances innovation or stifles competition in a harmful way.

The Antitrust Division's Leniency Program and Sentencing Guidelines

Recognizing the importance of gathering evidence against corporate wrongdoers, the DOJ’s Antitrust Division operates a leniency program that incentivizes companies to self-report anticompetitive practices. Under this program, a corporation can receive full amnesty from prosecution if it is the first to report an illegal conspiracy and provides substantial cooperation.

This program has proven effective in securing convictions by encouraging businesses to turn against their competitors while protecting themselves from penalties. However, it’s essential for companies to understand that there are strict criteria for qualifying under the leniency program, and failure to meet these requirements can result in severe consequences.

When a defendant is convicted of an antitrust violation, sentencing guidelines such as those found at 2R1.1 play a crucial role in determining the appropriate punishment. These guidelines place significant emphasis on the volume of commerce affected by the illegal activity. The larger the impact on consumers and markets, the harsher the potential penalties.

For example, if an antitrust violation involved manipulation of prices for products worth billions of dollars over several years, this would likely result in a higher offense level under sentencing guidelines compared to a smaller-scale conspiracy that affected fewer goods or services.

A critical takeaway is the importance of proactive compliance programs within businesses. By identifying and addressing potential antitrust issues early on, companies can avoid falling into traps like price-fixing that not only harm consumers but also jeopardize their corporate futures with severe legal consequences.

John Kirby

Cornell University Honors Graduate • Federal Criminal Defense Attorney

Licensed in Arizona, California, and federal courts nationwide. Decades of federal criminal defense experience. For direct representation, contact Kirby Criminal Law.