# Crypto Groups File Brief Backing Illinois Digital Asset Tax Challenge By Riza Dagoc Canonical URL: https://www.tokenpost.com/news/regulation/55828 Published: 2026-11-12T19:44:37.000Z Updated: 2026-11-12T19:44:37.000Z Section: Regulation > The brief supports a legal challenge by industry groups. Illinois’ 0.2% tax is scheduled to take effect in July 2027, after a delay from January. a16z, DeFi Education Fund, Paradigm, Uniswap and other crypto organizations filed a court brief supporting a lawsuit against Illinois, arguing the law is too broad and unfairly targets the industry. The Blockchain Association and the Crypto Council for Innovation are challenging the law in one lawsuit; The Digital Chamber and the Illinois Blockchain Industry Association brought a separate suit. The Digital Asset Tax Act sets a 0.2% tax on digital asset transactions. Its effective date was moved from January 2027 to July 2027. The court fight includes two lawsuits. Four crypto groups and Illinois proposed that a Sangamon County court rule on them by March 1, 2027, as outlined in the [proposed ruling schedule](). The Justice Department has also backed a challenge to the law. ## Links in this article - [proposed ruling schedule](https://www.tokenpost.com/news/regulation/31707)