<div><img width="300" height="169" src="https://readwrite.com/wp-content/uploads/2026/09/underdog-connecticut-prediction-market-lawsuit-300x169.webp" class="attachment-medium size-medium wp-post-image" alt="Abstract courthouse and prediction-market contracts representing Underdog’s Connecticut legal challenge" style="width:100%;height:56.25%;max-width:1200px;margin-bottom: 15px;" decoding="async" srcset="https://readwrite.com/wp-content/uploads/2026/09/underdog-connecticut-prediction-market-lawsuit-300x169.webp 300w, https://readwrite.com/wp-content/uploads/2026/09/underdog-connecticut-prediction-market-lawsuit-900x506.webp 900w, https://readwrite.com/wp-content/uploads/2026/09/underdog-connecticut-prediction-market-lawsuit-260x146.webp 260w, https://readwrite.com/wp-content/uploads/2026/09/underdog-connecticut-prediction-market-lawsuit.webp 1200w" sizes="(max-width: 300px) 100vw, 300px" /></div>
<p>The Underdog lawsuit asks a federal court to block Connecticut gaming rules and settle who regulates sports-event prediction contracts.</p>
<p>The post <a href="https://readwrite.com/underdog-lawsuit-connecticut-gaming-rules/">Underdog asks court to curb Connecticut&#8217;s prediction-market crackdown</a> appeared first on <a href="https://readwrite.com">ReadWrite</a>.</p>