Federal Litigation Initiated to Preempt Minnesota's Prohibition of Prediction Markets

聯邦訴訟旨在廢除明尼蘇達州對預測市場的禁令

May 20, 2026, 18:20
USPolitics

Introduction

The U.S. Commodity Futures Trading Commission (CFTC) has filed a lawsuit in the U.S. District Court for the District of Minnesota to block a state law that criminalizes the operation and use of prediction markets.

美國商品期貨交易委員會 (CFTC) 已向明尼蘇達州聯邦地區法院提起訴訟，旨在阻止一項將經營與使用預測市場定為刑事犯罪的州法。

Main Body

The legal conflict originated following Governor Tim Walz's signing of legislation that classifies the creation, operation, or advertisement of prediction markets as a felony. These markets are defined as systems permitting wagers on future outcomes of events not influenced by the contracting parties, encompassing categories such as electoral results, geopolitical conflicts, and meteorological conditions. The statute is scheduled for implementation on August 1.

此次法律衝突源於州長 Tim Walz 簽署了一項將建立、經營或廣告預測市場定為重罪的立法。這些市場被定義為允許針對非合約方所能影響之事件未來結果進行投注的系統，涵蓋選舉結果、地緣政治衝突及氣象條件等類別。該法令預計於 8 月 1 日起實施。

The CFTC's position is predicated on the assertion that the Commodity Exchange Act grants the agency exclusive jurisdiction over designated contract markets (DCMs). The commission contends that the Minnesota statute undermines a federal regulatory framework established over five decades ago and erroneously criminalizes lawful participants. Specifically, Chairman Michael Selig noted the potential adverse impact on agricultural hedging practices utilized by farmers to mitigate risk. Conversely, Minnesota Attorney General Keith Ellison and Representative Emma Greenman have characterized these markets as predatory instruments that facilitate wealth concentration and pose risks to vulnerable demographics.

CFTC 的立場是基於該機構主張《商品交易法》賦予其對指定合約市場 (DCMs) 的獨家管轄權。委員會認為，明尼蘇達州的法令破壞了五十多年前建立的聯邦監管框架，並錯誤地將合法參與者定為刑事犯罪。特別是主席 Michael Selig 指出，這可能會對農民用於降低風險的農業避險操作產生潛在的負面影響。相反，明尼蘇達州檢察總長 Keith Ellison 和代表 Emma Greenman 則將這些市場描述為掠奪性工具，會促進財富集中並對弱勢族群造成風險。

Judicial precedents regarding the classification of event contracts as 'swaps' remain inconsistent across federal circuits. While the CFTC secured favorable rulings in New Jersey and Arizona—where courts found federal law preempts state gambling statutes—a District Court in Nevada previously ruled that certain event contracts do not constitute swaps, thereby remaining subject to state gaming laws. This divergence suggests that the outcome of the Minnesota litigation may depend on the court's interpretation of the Commodity Exchange Act's definition of swaps. Concurrently, legislative efforts to restrict these markets continue at the federal level, evidenced by a recent congressional vote to prohibit members from participating in such wagering, amid allegations of insider trading involving military and political intelligence.

關於將事件合約分類為「掉期」(swaps) 的司法先例在各聯邦巡迴法院之間仍不一致。雖然 CFTC 在新澤西州和亞利桑那州獲得了有利裁決——當地法院認定聯邦法優先於州賭博法令——但內華達州的一家地區法院先前裁定某些事件合約不構成掉期，因此仍受州博彩法管轄。這種分歧表明，明尼蘇達州訴訟的結果可能取決於法院對《商品交易法》中掉期定義的解釋。同時，聯邦層面限制這些市場的立法努力仍在繼續，近期國會投票禁止議員參與此類投注，原因在於涉及軍事與政治情報的內線交易指控。

Conclusion

The judiciary will now determine whether federal regulatory authority preempts Minnesota's state-level criminalization of prediction markets.

司法部門現在將判定聯邦監管權是否優先於明尼蘇達州對預測市場的州級刑事化處置。

Vocabulary Learning

The Architecture of Nominal Precision and Legalistic Abstraction

To move from B2 to C2, a student must stop treating vocabulary as a list of synonyms and start treating it as a tool for conceptual precision. This text is a masterclass in Administrative Formalism—a register where verbs are replaced by complex nominal constructions to strip away subjectivity and instill institutional authority.

◈ The 'Predicated On' Pivot

Observe the sentence: "The CFTC's position is predicated on the assertion..."

A B2 student would write: "The CFTC believes that..." or "The CFTC's argument is based on..."

At C2, we employ predicated on. This isn't just a fancy synonym for 'based on'; it implies a logical foundation upon which a subsequent legal claim is built. It transforms a 'belief' into a 'formal position.'

◈ Syntactic Density via Nominalization

Notice the phrase: "...federal regulatory authority preempts Minnesota's state-level criminalization of prediction markets."

The C2 Mechanism: Instead of using active verbs (e.g., "The government is making it a crime"), the author uses nominalization (criminalization).

B2 Logic (Action-Oriented)C2 Logic (State-Oriented)
Minnesota decided to criminalize......state-level criminalization...
The law blocks the markets......preempts the prohibition...
They want to stop the risk......to mitigate risk...

By converting actions into nouns, the writer creates a 'static' landscape of legal concepts, which is the hallmark of high-level academic and judicial discourse.

◈ The Nuance of 'Preempt' vs. 'Block'

While the intro uses block (accessible), the body and conclusion pivot to preempt. In a C2 context, preempt carries a specific legal weight: it doesn't just stop something; it replaces it by exercising a higher authority. Using preempt signals to the reader that the writer understands the hierarchy of power (Federal vs. State), not just the outcome of the action.

◈ Collocational Precision: The 'Adverse Impact' Cluster

C2 mastery requires the use of 'high-value' collocations. Note how the text pairs:

  • Adverse →\rightarrow Impact
  • Vulnerable →\rightarrow Demographics
  • Predatory →\rightarrow Instruments
  • Favorable →\rightarrow Rulings

These are not random adjectives. They are semantic clusters. A B2 student might say "bad effect" or "poor people," but a C2 practitioner uses adverse impact and vulnerable demographics to maintain a clinical, objective distance from the subject matter.

Vocabulary Learning

preempts (v.)
to take precedence over; to supersede a law or regulation.
Example:The federal law preempts state gambling statutes, preventing local bans.
jurisdiction (n.)
the official power to make legal decisions and enforce laws.
Example:The court's jurisdiction covered all cases arising within the district.
exclusive (adj.)
limited to one person or entity; sole.
Example:The CFTC has exclusive jurisdiction over designated contract markets.
undermine (v.)
to weaken or damage the effectiveness of something.
Example:The Minnesota statute undermines the federal regulatory framework.
erroneous (adj.)
mistaken; incorrect.
Example:The law erroneously criminalizes lawful participants.
mitigate (v.)
to make less severe or reduce the impact of something.
Example:Farmers use hedging practices to mitigate risk.
adverse (adj.)
harmful or unfavorable.
Example:The legislation could have adverse impacts on the industry.
inconsistent (adj.)
not in agreement; lacking uniformity.
Example:Judicial precedents remain inconsistent across federal circuits.
divergence (n.)
a difference or separation between two or more things.
Example:The divergence in rulings suggests differing interpretations.
interpretation (n.)
the act of explaining or understanding the meaning of something.
Example:The court's interpretation of the Act will determine the outcome.
regulatory (adj.)
relating to rules or regulations governing conduct.
Example:The regulatory authority oversees market operations.
framework (n.)
a basic structure or system of ideas.
Example:The federal regulatory framework governs commodity exchanges.
legislative (adj.)
relating to the creation of laws.
Example:Legislative efforts aim to restrict these markets.
allegations (n.)
accusations or claims of wrongdoing.
Example:Allegations of insider trading were raised in the case.
insider (adj.)
having confidential information about a company.
Example:Insider trading is illegal and punishable.
criminalization (n.)
the act of making something illegal.
Example:The criminalization of prediction markets may affect legitimate use.
litigation (n.)
the process of taking legal action in court.
Example:The litigation will determine federal authority over markets.
classification (n.)
the act of categorizing or labeling something.
Example:The classification of these markets as felonies is controversial.
contract (n.)
a legally binding agreement between parties.
Example:Contracts between parties are subject to regulation.
swaps (n.)
financial agreements to exchange cash flows or assets.
Example:Certain event contracts are not considered swaps under the law.
Practice C2 words in a crossword→