Debate Over CLARITY Act Section 604 and Its Impact on Human Trafficking Enforcement
Section 604 is designed to shield blockchain developers, but critics say the wording could make human trafficking investigations more difficult. The outcome could also influence European crypto regulation.

Key Takeaways
- Section 604 of the CLARITY Act is intended to keep blockchain developers from being treated as money transmission businesses.
- Critics say criminals could try to use the provision to make human trafficking prosecutions more difficult.
- Supporters argue that blockchain activity on public ledgers can actually make financial crimes easier to trace.
The fight over Section 604 of the CLARITY Act centers on a basic question: should lawmakers write rules around how technology works today, or around how it might be misused later? Critics say the provision, which is meant to protect blockchain developers from being labeled money transmission businesses, could also create problems for human trafficking enforcement.
Risks of Section 604 for Enforcement
Boller Gosewisch, who advocates against human trafficking, says more sophisticated criminals could lean on Section 604 to introduce reasonable doubt in criminal cases, even if that was never the point of the law. She is not a lawyer, but she argues that Congress should think through how bad actors might take advantage of the language down the line. She compares the issue to civil lawsuits against hotels, where a broader duty of care can apply even when the hotel is not directly carrying out the criminal act.
Blockchain and Law Enforcement
Rettig, another participant in the debate, takes the opposite view and says blockchain transparency can be a real asset for law enforcement. Because transactions on public ledgers are often traceable, they can help investigators follow money tied to human trafficking and other financial crimes. The dispute highlights the broader tension between supporting crypto innovation and preserving strong tools to fight illegal activity.
The stakes are high for both blockchain developers and law enforcement. The final outcome could shape how developers are treated under the law and how effectively authorities can pursue crypto-related crime. Even so, both sides agree that stronger action against human trafficking is still needed, including ideas like bringing back a federal human trafficking coordinator and increasing prosecutions for financial crimes connected to trafficking.
Relevance for European Crypto Developments
Even though the debate is unfolding in the United States, its impact could extend to European lawmakers weighing similar rules for blockchain and crypto. The same tension between innovation and public safety exists there too, and the way U.S. lawmakers handle it could influence policy discussions in Europe. Pressure has also been building in Washington to give developers more protection; in an earlier call, industry groups warned that overly strict rules could classify open-source builders as money transmitters and drive innovation elsewhere. The United States Must Protect Developers to Maintain Crypto Leadership