NYC Council Investigates Prediction Market Advertising Practices

The New York City Council has initiated an investigation into the prediction market advertising practices of Coinbase, Kalshi, Polymarket, and Gemini. The probe focuses on these firms’ marketing activities targeting users within New York City.

What Happened

The New York City Council has launched an investigation into the advertising practices of several platforms involved in prediction markets, specifically targeting Coinbase, Kalshi, Polymarket, and Gemini. This inquiry centers on their marketing activities as they pertain to users residing in New York City, according to CoinGape. The investigation follows earlier reports that cited concerns regarding potentially deceptive advertisements by Polymarket, as detailed by Nymag.com.

Councilwoman Julie Menin announced the investigation, citing concerns about whether prediction market advertising accurately portrays the risks associated with these platforms (amNewYork). The inquiry aims to determine if the city has the authority to enact legislation regulating how these prediction markets advertise within its jurisdiction, as reported by amNewYork. The probe specifically targets advertising practices that might be considered deceptive, according to USA Goldmines.

Key Details

• The New York City Council is investigating Coinbase, Kalshi, Polymarket, and Gemini regarding their prediction market advertising practices within the city (CoinGape, GFdaily).
• Councilwoman Julie Menin announced the investigation, expressing concerns about the adequate disclosure of risks in prediction market advertisements (amNewYork).
• The investigation will explore the city’s legal capacity to regulate how these prediction market platforms advertise to New York City residents (amNewYork).

Why It Matters

This investigation by the NYC Council signals increased scrutiny from municipal authorities regarding the marketing of novel financial products, specifically prediction markets. The focus on alleged deceptive advertising practices highlights a growing concern among regulators regarding consumer protection within these emerging sectors. Should the NYC Council find grounds for legislative action, it could establish a precedent for how prediction market operators, and potentially other financial technology firms, conduct their advertising campaigns in major metropolitan areas (amNewYork). For B2B operators and affiliates, this development underscores the importance of transparent and compliant marketing strategies, especially in jurisdictions with proactive regulatory bodies. The outcome could influence advertising standards and regulatory frameworks for prediction markets beyond New York City.

Originally reported by CoinGape·Published 12 Aug 2026, 13:49