{
  "ipir_version": "0.1",
  "id": "sample_rate_plan_b_drift",
  "name": "Sample Rate Plan (Source B / One-Factor Drift)",
  "version": "1.0.0",
  "product": {
    "id": "SAMPLE_HO3",
    "name": "Sample Homeowners Product",
    "line": "HOMEOWNERS",
    "jurisdiction": {
      "country": "US",
      "state_or_province": "AZ"
    }
  },
  "effective_period": {
    "start": "2026-01-01"
  },
  "transaction_types": [
    "NEW_BUSINESS",
    "RENEWAL"
  ],
  "inputs": [
    {
      "id": "roof_age",
      "name": "Age of Roof",
      "data_type": "INTEGER",
      "required": true,
      "minimum": 0,
      "maximum": 100
    }
  ],
  "constants": [
    {
      "id": "base_rate",
      "name": "Base Premium Rate",
      "value": "500.00"
    }
  ],
  "tables": [
    {
      "id": "roof_age_factor",
      "name": "Roof Age Factor Table",
      "dimensions": [
        {
          "input_ref": "roof_age",
          "lookup_type": "RANGE"
        }
      ],
      "rows": [
        {
          "matches": [
            {
              "minimum": "0",
              "maximum": "10",
              "include_minimum": true,
              "include_maximum": true
            }
          ],
          "value": "1.00"
        },
        {
          "matches": [
            {
              "minimum": "11",
              "maximum": "20",
              "include_minimum": true,
              "include_maximum": true
            }
          ],
          "value": "1.10"
        },
        {
          "matches": [
            {
              "minimum": "21",
              "maximum": null,
              "include_minimum": true,
              "include_maximum": true
            }
          ],
          "value": "1.25"
        }
      ]
    }
  ],
  "calculations": [
    {
      "id": "calculated_premium",
      "name": "Calculated Premium",
      "expression": {
        "operator": "MULTIPLY",
        "operands": [
          { "ref": "base_rate" },
          { "ref": "roof_age_factor" }
        ]
      },
      "depends_on": ["base_rate", "roof_age_factor"]
    }
  ],
  "outputs": [
    {
      "id": "final_premium",
      "name": "Final Premium",
      "source_ref": "calculated_premium",
      "currency": "USD"
    }
  ]
}