KalshiCheck availabilityKYC required2% feeVerified resolution dataFairly calibratedCurrent implied probability
No 57%
Market quality
59 / 100
Medium quality24h Volume
$158.1
Liquidity
$2.9K
Medium liquidityBid / Ask
36.0% / 39.0%
Spread
3.0 pt
Moderate spreadMarket data
Updated 11 minutes ago
Sep 2, 26, 11:00 PM UTCNov 3, 26, 4:59 AM UTC
Trends
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KalshiRules
If the U.S. Supreme Court rules that USPS may enforce both the Federal Ballot Mail Portal registration or enrollment requirements and the related outbound federal ballot-mail pre-acceptance verification requirements for elections on or before November 3, 2026 in any Supreme Court proceeding arising from State of California, et al. v.
Settles via:the U.S. Supreme Court
- United States Postal Service, et al., D. Mass.
- No. 1:26-cv-13917-IT before Nov 3, 2026, then the market resolves to Yes.
- The specified Case is any Supreme Court proceeding arising from State of California, et al. v.
- No. 1:26-cv-13917-IT.
- The ruling must: Be issued in a written order, opinion, judgment, or decision by the U.S. Supreme Court in that proceeding Address the matter described by the specified judgment
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Frequently asked questions
- What are the current odds for Will SCOTUS let USPS enforce ballot-mail rules??
- Kalshi prices No at 57% as of September 9, 2026.
- When does Will SCOTUS let USPS enforce ballot-mail rules? resolve?
- Will SCOTUS let USPS enforce ballot-mail rules? is scheduled to resolve on November 3, 2026.
- How is Will SCOTUS let USPS enforce ballot-mail rules? settled?
- Kalshi settles this market as follows: If the U.S. Supreme Court rules that USPS may enforce both the Federal Ballot Mail Portal registration or enrollment requirements and the related outbound federal ballot-mail pre-acceptance verification requirements for elections on or before November 3, 2026 in any Supreme Court proceeding arising from State of California, et al. v.