Illinois’ New Crypto Tax Is Headed to Court — and the Complaint Shows How Often It Could Hit

Illinois put a first-of-its-kind tax on crypto activity last month.

Now the fight has moved from the statehouse to a courtroom.

The Digital Chamber filed a 32-page lawsuit in Sangamon County on July 21, asking a state judge to stop the Digital Asset Tax Act before it takes effect on January 1, 2027.

The complaint does more than challenge the 0.2% rate. It lays out how the same asset could be taxed repeatedly as a customer buys it, holds it with a broker and moves it between accounts.

That is the issue Illinois will now have to defend.

The Digital Chamber said the lawsuit was filed on behalf of members already spending money to prepare for the law. The trade group represents exchanges, custodians, payment companies, stablecoin issuers, tokenization platforms and other firms that serve Illinois customers.

It wants declaratory relief and preliminary and permanent injunctions barring the state from implementing or enforcing the tax.

The group says the law treats blockchain-based property differently from economically equivalent property held through traditional financial systems. A tokenized Treasury would face the tax while the same Treasury held through ordinary book-entry records would not. A stablecoin transfer could be taxed while an ACH transfer of dollars would not.

TDC CEO Cody Carbone also attacked the way the provision became law. He said it entered the annual spending bill immediately before final consideration, leaving the industry without the kind of debate a new tax normally receives.

ICYMI: We sued to stop the IL Digital Asset Tax Act. No one should be taxed differently for how they hold digital assets. Grateful to @BellementisPLLC for leading the way! Read more here ⬇️ https://t.co/eNckoPOzYX

— The Digital Chamber (@DigitalChamber) July 22, 2026

The tax sits inside SB 3019, the massive revenue bill Governor JB Pritzker signed on June 16.

The rate sounds small until it is attached to the full value of an asset instead of a profit.

Two-tenths of one percent equals $20 on a $10,000 asset. If the law treats an exchange, an act of custody and a later transfer as three separate taxable occurrences, the combined charge reaches $60 without the customer making a dollar.

That example reflects the plaintiff’s reading. A court has not adopted it.

The enrolled text of SB 3019 imposes the tax on the privilege of receiving digital asset business activity in Illinois. It defines that activity broadly enough to include exchanging, transferring or storing a digital asset as part of a business or on behalf of a customer.

The broker must collect the tax on each covered sale and show it separately from the purchase price.

The tax begins January 1, 2027 and sits on top of other state and local occupation or privilege taxes. A broker can remain liable even when it failed to collect the charge from the customer.

The Act also requires digital asset brokers to register with the Department of Revenue. Those mechanics turn the provision into a new statewide collection system, rather than a line added to an investor’s annual income-tax return.

The location rules also reach beyond a storefront in Chicago. An Illinois home address, mailing address, IP address or other primary-use data can create a rebuttable presumption that the customer is in the state.

The burden then falls on the broker to prove otherwise.

Brokers with an Illinois place of business must collect. The complaint says the collection duty can also reach out-of-state firms once their Illinois digital-asset receipts cross the law’s threshold.

Registration, recordkeeping and monthly remittance obligations come with it.

The statute also makes noncompliance a Class 3 felony.

That criminal penalty is one of the lawsuit’s five attacks.

The verified complaint names Illinois Department of Revenue Director David Harris and Attorney General Kwame Raoul as defendants in their official capacities. It claims the tax violates the Illinois Constitution’s uniformity, due-process and proportionate-penalties protections. It also brings federal Commerce Clause and Internet Tax Freedom Act claims.

The filing argues that Illinois created a tax classification based on recordkeeping technology rather than a meaningful economic difference. It says the law taxes blockchain rails while leaving equivalent bank, brokerage and payment rails alone.

It also says several basic terms remain unresolved. The Act does not define the moment when a digital asset’s “value” is measured.

The complaint says “storing” is vague and the statute gives no standard for deciding whether a complex blockchain operation creates one taxable occurrence or several.

Those questions get thornier in DeFi.

A user can move an asset into a staking contract, bridge it to another network, wrap it for use in another protocol, deposit it into a lending market and receive a separate token representing the position.

Each step can create an onchain transfer. Beneficial ownership may stay with the same person throughout.

The complaint says Illinois has not explained which steps are taxable, how many times the tax applies or which service provider has to collect it.

That uncertainty is already producing real costs, according to TDC.

Its members have formed internal working groups, hired tax advisers, started redesigning wallet and transaction systems and moved engineers away from product work. The filing says some members have delayed tokenization launches while they wait to see how the law applies.

Those allegations are central to the request for an injunction. TDC has to show a present injury before the first tax bill arrives.

The case also tests the state’s power to assign a location to an activity running across a distributed network.

An exchange knows where a customer says he lives. A public blockchain does not execute a transaction in one state.

Nodes in many jurisdictions validate it.

Illinois tries to solve that problem with customer data and a rebuttable presumption. TDC says that approach can sweep in activity with only a weak connection to the state and force national platforms to build Illinois-specific systems.

POLICY: Crypto lobby group TDC sues Illinois to block a 0.2% tax on all digital asset transactions, signed into law last month by Governor Pritzker and set to take effect next year. pic.twitter.com/SB0NpDLseD

— CoinDesk (@CoinDesk) July 22, 2026

The lawsuit does not suspend the tax by itself.

Illinois still has the opportunity to answer, and the judge could reject some or all of TDC’s interpretation. The Department of Revenue may also issue guidance before the effective date.

A second path is open in the legislature.

House Bill 5798 was filed by Republican state Rep. John Cabello on June 22. Its entire stated purpose is to repeal the Digital Asset Tax Act immediately.

Rep. William Hauter joined as chief co-sponsor on June 29, and Rep. Travis Weaver added his name on July 6. The official status page lists no committee vote, House passage or Senate action.

That leaves the repeal bill at the opening stage of the process. It has not changed the January 1 effective date, and exchanges and custodians cannot treat it as a completed rescue.

The proposal does show that the court case is only one front. Illinois lawmakers still have a clean way to remove the tax before platforms have to collect it.

The January start date now has three clocks running toward it.

Crypto firms are building compliance systems. Lawmakers can revisit the statute. A Sangamon County judge can decide whether Illinois may enforce it at all.

The rate is 0.2%.

The courtroom question is much larger: Can a state tax the same economic property differently because one version lives on a blockchain?

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