Advocacy
Amicus briefs, a petition, and comment letters where classifications have real-world consequences.
Amicus briefs
Submitted through counsel in cases where classification decisions matter.
Daniels v. FanDuel, Inc. and DraftKings, Inc., Indiana Supreme Court
Docket Opinion, No. 18S-CQ-134
Response brief of FanDuel and DraftKings, June 9, 2018, which responds to the New Sports Economy Institute amicus brief among others (pp. 14–16, 26)
People of the State of New York v. DraftKings and FanDuel
Motion for leave to file denied.
Petitions
Rabalais v. Leon, U.S. Supreme Court
Question Presented: Is sports performance an excluded commodity under the Commodity Exchange Act?
Comment letters
Submitted to regulators.
Jul 27, 2026
CFTC: Prediction Markets and Public Interest Determination
Apr 30, 2026
CFTC: Prediction Markets, Advance Notice of Proposed Rulemaking
Aug 8, 2024
CFTC: Event Contracts
Sep 23, 2022
CFTC: KalshiEx Proposed Congressional Control Contracts
Jan 28, 2021
CFTC: ErisX NFL Futures Contracts
Sep 24, 2019
SEC: Concept Release on Harmonization of Securities Offerings