{
  "schema_version": "1.0",
  "rule_code": "risk.travel.hotel_without_itinerary",
  "name": "住宿城市与行程不一致",
  "enabled": true,
  "risk_dimension": "hotel_itinerary",
  "ontology_signal": "hotel_itinerary_mismatch",
  "evaluator": "hotel_without_itinerary",
  "applies_to": {
    "domains": ["travel"],
    "expense_types": ["hotel", "travel"]
  },
  "inputs": {
    "declared": "claim.location",
    "hotel": "attachment.hotel_city",
    "itinerary": "attachment.route_cities"
  },
  "params": {},
  "outcomes": {
    "pass": { "severity": "none", "action": "continue" },
    "fail": {
      "severity": "high",
      "action": "manual_review"
    }
  },
  "metadata": {
    "owner": "风控与审计部",
    "stability": "platform_builtin",
    "source_ref": "常用risk.txt / 三、住宿费 / 夜间异地住宿、酒店连续多天",
    "updated_at": "2026-05-19"
  }
}