TheBlock
Sen. Ron Wyden is pressing Senate Majority Leader John Thune and Minority Leader Chuck Schumer to keep Section 604, the Blockchain Regulatory Certainty Act (BRCA), inside the broader Clarity Act as the chamber races to advance market-structure legislation before the August recess and November elections.
BRCA, introduced earlier this year by Sen. Cynthia Lummis (R-Wyo.) with Wyden as the lone cosponsor, carves out a safe harbor for non-custodial blockchain software developers, clarifying that building neutral infrastructure is not money transmission. The provision has emerged as a primary sticking point alongside the unresolved ethics-guardrail debate over lawmakers' and executive-branch officials' ties to the digital asset industry, including President Donald Trump.
Why it matters
Wyden's letter, obtained by The Block, frames the safe harbor as both a law-enforcement tool and an innovation anchor. "Smart policy will empower law enforcement to do its job and facilitate innovation at the same time," he wrote, asking leadership to braid in DOJ and FinCEN guidance so enforcement resources stay focused on unlicensed money transmitters rather than neutral developers. The bill also carries an explicit carve-out denying the safe harbor to any non-custodial developer found moving illicit funds, a line Wyden argues keeps bad actors exposed without reclassifying open-source infrastructure as financial intermediation.
Crypto-industry trade groups have backed BRCA as the clarification that lets US-based builders stay domestic, while law-enforcement coalitions and Catholic leaders have urged removal, arguing it could erode anti-trafficking safeguards and complicate investigations. The split makes Section 604 one of the clearest litmus tests of which constituencies the final Clarity Act is written for.
Market impact
The August floor window is narrow, and any provision that fractures the coalition risks sinking the package.
Frequently asked questions
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What is the Blockchain Regulatory Certainty Act (BRCA)?
BRCA, introduced by Sen. Cynthia Lummis (R-Wyo.) with Wyden as the lone cosponsor, creates a safe harbor for non-custodial blockchain software developers by clarifying that building neutral infrastructure is not money transmission. It is now Section 604 of the broader Clarity Act.
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What is Section 604 of the Clarity Act supposed to do?
Section 604 protects non-custodial developers from being treated as money transmitters while carving out an explicit exception for any developer found moving illicit funds. Wyden says it routes DOJ and FinCEN resources toward unlicensed money transmitting businesses rather than open-source software teams.
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Who opposes keeping BRCA in the Clarity Act?
Law-enforcement coalitions and Catholic leaders have urged removal, arguing the safe harbor could weaken safeguards against human trafficking and complicate financial investigations. The crypto industry has largely backed the provision as essential legal certainty for US-based developers.
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Why is the timing urgent for the Clarity Act?
Lawmakers are expected to leave Washington for the August recess, with November elections approaching shortly after. The narrow floor window leaves limited time to resolve contested provisions like BRCA and the separate ethics-guardrail debate over lawmakers' and executive-branch officials' digital asset ties.
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What happens to DeFi if BRCA is stripped from the bill?
If Section 604 is removed, non-custodial developers, wallet and node operators, and the DeFi protocols that depend on them lose the statutory floor and remain exposed to the same regulatory overhang that has already pushed a measurable share of infrastructure talent offshore.
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