{
  "_notice": {
    "type": "free_key_offer",
    "message": "Free and anonymous access is staying. If this endpoint is in your pipeline, a free key adds advance notice before any schema change or deprecation. POST /v1/keys {\"email\": \"you@firm.com\"} — nothing else required. Something broken or missing? hello@clearmarket.fyi reaches a human.",
    "docs": "https://clearmarket.fyi/for-data/",
    "policy": "This field is additive and its shape will not change."
  },
  "event_id": "CM-EVT-GF255LWXC3",
  "slug": "kxtransgendersportsban",
  "question": "Will the Supreme Court uphold transgender sports bans?",
  "category": "politics",
  "event_type": "BINARY",
  "ladder_distribution": null,
  "tags": [
    "politics",
    "supreme-court",
    "transgender-rights",
    "sports-policy",
    "legal-challenge",
    "2027"
  ],
  "catalyst_types": [],
  "catalyst_dates": [],
  "editorial_notes": "This market tracks whether the U.S. Supreme Court will issue a ruling upholding bans on transgender athletes in sports competition. Resolution is set for January 2027, per the Supreme Court's published decisions at supremecourt.gov. A single Kalshi binary contract prices the outcome directly, with settlement via Kalshi staff determination. No cross-platform structural contrast applies here; only one market exists.",
  "venues_covered": [
    "kalshi"
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  "primary_market_id": "CM-MKT-RD9G3RGYW4",
  "current_primary_mark": {
    "last_price": 0.922,
    "implied_probability": 0.922
  },
  "created_at": "2026-07-06T00:30:45.836226+00:00",
  "updated_at": "2026-07-06T00:30:45.836226+00:00",
  "markets": [
    {
      "market_id": "CM-MKT-RD9G3RGYW4",
      "event_id": "CM-EVT-GF255LWXC3",
      "platform": "kalshi",
      "platform_market_id": "KXTRANSGENDERSPORTSBAN",
      "question": "Will the Supreme Court uphold transgender sports bans?",
      "description": "Before 2027",
      "contract_type": "binary",
      "settlement_currency": "USD",
      "underlying_reference": "The Supreme Court's decision in cases challenging transgender sports participation bans, as published on supremecourt.gov before January 1, 2027.",
      "close_at": "2027-01-01T15:00:00Z",
      "resolve_at": "2027-01-01T15:00:00Z",
      "status": "open",
      "resolution": {
        "rules_raw": "If the Supreme Court, in West Virginia v. B.P.J. or Little v. Hecox, rules to uphold state laws restricting transgender athletes in sports, then the market resolves to Yes.\n\nThe Payout Criterion for the Contract encompasses the Expiration Values that the Supreme Court of the United States has issued a decision in West Virginia v. B.P.J. or Little v. Hecox holding that the Equal Protection Clause or Title IX does not prohibit states from designating sports teams based on biological sex, after Issuance and before January 1, 2027. The market resolves to No if the Supreme Court affirms that such restrictions are unconstitutional or unlawful. If the cases are dismissed, settled, or otherwise disposed of without a merits decision regarding the validity of such laws before January 1, 2027, the market also resolves to No.",
        "arbitration_model": "kalshi_staff",
        "proposer": "platform_staff",
        "source": "Supreme Court",
        "source_status": "platform_named",
        "source_citation": "https://www.supremecourt.gov",
        "sources": [
          {
            "name": "Supreme Court",
            "url": "https://www.supremecourt.gov",
            "provenance": "platform_api"
          },
          {
            "name": "Supreme Court of the United States",
            "url": null,
            "provenance": "clearmarket_editorial"
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        "source_of_record": "Supreme Court",
        "source_mechanism": "single_authority",
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        "source_quality": "authoritative",
        "source_commitment": "named",
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      "rcg": {
        "grade": "A",
        "score": 90,
        "caps": [],
        "applied_factors": 6
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      "last_price": 0.922,
      "implied_probability": 0.922,
      "volume_24h_usd": 836.77,
      "volume_total_usd": 21792.23,
      "settlement_style": "touch",
      "direction": null,
      "threshold": null,
      "question_id": null,
      "also_on": null,
      "tags": [
        "law",
        "sports",
        "supreme court",
        "supreme court decision",
        "transgender"
      ],
      "eligibility_screens": [
        {
          "regime": "ciro-26-0076",
          "screen_version": "v1",
          "status": "not_eligible",
          "reasons": [
            "category_not_permitted"
          ],
          "bucket": null,
          "screened_at": "2026-06-12"
        }
      ]
    }
  ],
  "resolution_log": [],
  "_provenance": {
    "source": "clearmarket.fyi",
    "ref": "CM-EVT-GF255LWXC3",
    "terms": "Attribution required. clearmarket.fyi"
  }
}