{
  "id": "visa/schengen-90-day-reset-misconception",
  "signature": "AI tells a visa-free traveler (US, UK, CA) that leaving the Schengen area for a day (e.g., to London or Morocco) resets the 90-day clock, ignoring the rolling 180-day window rule",
  "signature_zh": "AI告诉免签旅行者（美国、英国、加拿大）离开申根区一天（例如去伦敦或摩洛哥）可以重置90天期限，忽略了滚动180天窗口规则",
  "regex": "Schengen\\s*90\\s*day\\s*reset|申根\\s*90\\s*天\\s*重置|visa\\s*run\\s*Schengen",
  "domain": "visa",
  "category": "immigration_risk",
  "subcategory": null,
  "root_cause": "Schengen's 90/180 rule counts days within any rolling 180-day period; a brief exit does not reset the counter—only days spent outside the Schengen area after a full 90-day stay can begin a new window after 90 days outside",
  "root_cause_type": "generic",
  "root_cause_zh": "申根90/180规则计算任何滚动180天期间内的天数；短暂离开不会重置计数器——只有在申根区外停留90天后才能开始新的窗口",
  "versions": [
    {
      "version": "Schengen Borders Code (Regulation EU 2016/399)",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "EU Visa Policy Handbook 2024",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "",
      "why_fails": "The rolling 180-day window includes all days present in Schengen; a short exit doesn't change the count of days already spent",
      "fail_rate": 0.8,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "After 90 days in Schengen, you must leave for 90 days before re-entering; one day outside does not reset anything",
      "fail_rate": 0.9,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "The 90/180 rule applies to the entire Schengen area as a single zone; days in any Schengen country count toward the total",
      "fail_rate": 0.95,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "Use the EU Schengen calculator: https://ec.europa.eu/assets/home/visa-calculator/calculator.htm. Input all entry/exit dates to verify remaining days.",
      "success_rate": 0.9,
      "how": "Use the EU Schengen calculator: https://ec.europa.eu/assets/home/visa-calculator/calculator.htm. Input all entry/exit dates to verify remaining days.",
      "condition": "",
      "sources": []
    },
    {
      "action": "If nearing 90 days, exit to a non-Schengen country (e.g., UK, Ireland, Croatia before Schengen accession) and stay for 90 full days before re-entering. Keep travel records with exact dates.",
      "success_rate": 0.85,
      "how": "If nearing 90 days, exit to a non-Schengen country (e.g., UK, Ireland, Croatia before Schengen accession) and stay for 90 full days before re-entering. Keep travel records with exact dates.",
      "condition": "",
      "sources": []
    },
    {
      "action": "Consider applying for a long-stay visa (type D) from a Schengen country if you need to stay longer, but this requires a specific purpose (work, study, family) and processing time.",
      "success_rate": 0.7,
      "how": "Consider applying for a long-stay visa (type D) from a Schengen country if you need to stay longer, but this requires a specific purpose (work, study, family) and processing time.",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [
    "Use the EU Schengen calculator: https://ec.europa.eu/assets/home/visa-calculator/calculator.htm. Input all entry/exit dates to verify remaining days.",
    "If nearing 90 days, exit to a non-Schengen country (e.g., UK, Ireland, Croatia before Schengen accession) and stay for 90 full days before re-entering. Keep travel records with exact dates.",
    "Consider applying for a long-stay visa (type D) from a Schengen country if you need to stay longer, but this requires a specific purpose (work, study, family) and processing time."
  ],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": "https://ec.europa.eu/home-affairs/policies/schengen-borders-and-visa/schengen-area_en",
  "official_doc_section": null,
  "error_code": "SCHENGEN_90_RESET",
  "verification_tier": "ai_generated",
  "confidence": 0.89,
  "fix_success_rate": 0.85,
  "resolvable": "true",
  "first_seen": "2024-04-20",
  "last_confirmed": "2024-06-01",
  "last_updated": "2024-06-01",
  "evidence_count": 1,
  "tags": [],
  "locale": "en",
  "aliases": []
}