The U.S. Senate voted 67–27 on August 7, 2021, to invoke cloture on the Sinema substitute amendment to H.R. 3684, moving the infrastructure package toward passage while its disputed digital-asset reporting language remained unresolved. The official roll call records the vote at 12:06 p.m. and identifies six senators as not voting.
The action was procedural: it limited further debate on Senate Amendment 2137. It was not final passage of H.R. 3684, and it was not a vote approving either of the competing cryptocurrency amendments. Its significance for the digital-asset industry was that the legislative vehicle containing the broad reporting provision had cleared an important threshold without senators first settling which network participants should be excluded.
What was moving through the Senate
Section 80603 of the substitute would expand the Internal Revenue Code’s broker definition to cover a person who, for consideration, was responsible for regularly providing a service effectuating digital-asset transfers on behalf of another person. It would also define a digital asset as a digital representation of value recorded on a cryptographically secured distributed ledger or similar technology specified by the Treasury secretary.
The proposed amendments were written to apply to returns required to be filed and statements required to be furnished after December 31, 2023. Nothing in the August 7 vote created an immediate reporting obligation.
The Joint Committee on Taxation’s August 2 estimate attributed $27.970 billion in additional federal revenue over fiscal years 2022 through 2031 to information reporting for brokers and digital assets. That was a budget estimate based on the proposed legislation and an assumed October 1, 2021 enactment date—not a measured tax collection, market value or guaranteed result.
A revised alternative entered the record
The August 7 Congressional Record shows Senator Mark Warner, with Senators Rob Portman and Kyrsten Sinema, submitting Senate Amendment 2650. Its rules of construction said the broker language should not be read to include a person solely engaged in validating distributed-ledger transactions through proof of work or proof of stake without other functions or services. It also covered sellers of hardware or software whose sole function was enabling users to control private keys. The amendment was ordered to lie on the table and was not adopted on August 7.
That language broadened an earlier Warner proposal that had drawn criticism for expressly protecting proof-of-work mining while omitting proof-of-stake validation. Even after the revision, it did not provide the broader express protection for protocol development contained in the competing amendment filed on August 4 by Senators Ron Wyden, Cynthia Lummis and Patrick Toomey.
The Wyden-Lummis-Toomey proposal addressed mining, staking, private-key hardware and software, and development of digital assets or protocols for people who were not the developer’s customers. The difference mattered because an exchange maintaining customer accounts could possess names, transaction histories and other reportable information, while a validator or open-source developer might participate in transaction infrastructure without having a conventional customer relationship.
Why the dispute mattered
The underlying policy was information reporting intended to improve enforcement of taxes already owed; it was not a new tax on merely holding cryptocurrency. The unresolved question was whether technology-neutral wording could place broker-like duties on actors unable to obtain the information those duties required.
For exchanges, wallet businesses, miners, staking operators and software developers, the August 7 record supplied no final compliance perimeter. It instead showed digital-asset infrastructure becoming material to negotiations over a major federal spending bill. That institutional exposure was consequential even without evidence of a direct market-price reaction.
The cited records do not establish that the cloture vote caused any movement in bitcoin, ether or another instrument. Cryptocurrency trades continuously across venues, and this reconstruction makes no price, return, volume or market-cap claim.
Later context
On August 9, 2021, senators announced a broader compromise, but it was not added to the bill through the requested unanimous-consent procedure. The Senate passed H.R. 3684 on August 10 with the underlying digital-asset language intact. Those later events clarify the legislative outcome but do not alter the August 7 status: the bill had advanced, competing amendments remained pending, and the reporting boundary was unsettled.
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This article provides news and analysis, not investment, legal or tax advice. Digital assets are volatile and may result in total loss.

