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Fourth Amendment Coinbase

The Fourth Amendment to the United States Constitution protects citizens from unreasonable searches and seizures and provides that warrants may only be granted upon findings of probable cause. The Fourth... more +
The Fourth Amendment to the United States Constitution protects citizens from unreasonable searches and seizures and provides that warrants may only be granted upon findings of probable cause. The Fourth Amendment applies to the States via the Due Process Clause of the Fourteenth Amendment.  Important areas of Fourth Amendment jurisprudence flow from questions surrounding the definitions of "search" and "seizure," the applicability of the Amendment to so-called "stop and frisk" situations, the level of control that must be exerted by law enforcement before an individual is deemed "seized," and the "exclusionary rule," just to name a few.    less -
BakerHostetler

First Circuit Adds Another Notch to the IRS’ Belt - Upholds Power To Summons Information from Virtual Currency Exchanges

BakerHostetler on

Anyone who thought blockchain would keep their cryptocurrency transactions private from the IRS needs to think again. According to the First Circuit’s recent holding, cryptocurrency users do not have a Fourth Amendment...more

Polsinelli

Blockchain+ Bi-Weekly - September 2023

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The Blockchain Bi-Weekly presented by the Polsinelli Blockchain+ team is a rundown of some of the key stories in the Web3, blockchain and crypto ecosystems curated by our attorneys navigating the intersections of code, smart...more

Cadwalader, Wickersham & Taft LLP

IRS’s Crypto John Doe Summons Expanded While Harper Fights Back

Since at least 2016 the IRS has been ferreting out taxpayers who failed to report their taxable gains from cryptocurrency transactions by issuing John Doe summonses to crypto exchanges and dealers. A John Doe summons enables...more

Polsinelli

Bitcoin Data Akin to Bank Records Under Fourth Amendment

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Faced with the novel question of whether an individual has a Fourth Amendment privacy interest in the records of their Bitcoin transactions, the Fifth Circuit found that Bitcoin data is akin to bank records and not subject to...more

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