Illinois's First-of-Its-Kind Progressive Tax and Per-Wager Fee Structure Is Pushing Sportsbook Operators to Reduce Responsible Gambling Spending

Illinois enacted a progressive tax structure in 2025 that taxes sportsbook revenue up to 40% for high earners plus an unprecedented flat fee on each individual wager, making it the highest-taxed major sports betting market in the US. Operators facing margin compression are cutting costs in areas with the least regulatory enforcement, including responsible gambling programs, customer support, and integrity monitoring. Why it matters: operators must maintain profitability against 40%+ effective tax rates, so they reduce spending on voluntary responsible gambling measures (counselor training, deposit limit defaults, intervention systems) which are not legally mandated at specific funding levels, so problem gambling rates increase in the state without proportional increases in state-funded treatment, so the state collects more tax revenue from the very harms it claims to mitigate, so a perverse feedback loop emerges where higher taxes create more problem gambling which generates more taxable revenue. The structural root cause is that states set gambling tax rates based on revenue maximization models borrowed from tobacco and alcohol taxation, but unlike those products, the 'consumption' being taxed is often pathological (problem gamblers generate 40-60% of industry revenue), and the tax structure lacks any mechanism to earmark proportional funds for treatment.