{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://askcalculators.com/calculator/reverse-sales-tax-calculator/schema.json",
  "title": "Reverse Sales Tax Calculator inputs",
  "description": "Calculate the pre-tax price and tax amount when the total price including sales tax is known.",
  "type": "object",
  "properties": {
    "totalWithTax": {
      "title": "Total price including tax",
      "type": "number",
      "default": 106.25,
      "minimum": 0,
      "x-step": 0.01,
      "x-unit": "currency"
    },
    "salesTaxRate": {
      "title": "Sales tax rate",
      "type": "number",
      "default": 6.25,
      "minimum": 0,
      "maximum": 1000,
      "x-step": 0.001,
      "x-unit": "percent"
    }
  },
  "required": [
    "totalWithTax",
    "salesTaxRate"
  ],
  "additionalProperties": false,
  "x-askcalculators": {
    "version": "1.0.0",
    "calculatorUrl": "https://askcalculators.com/calculator/reverse-sales-tax-calculator/",
    "queryExample": "https://askcalculators.com/calculator/reverse-sales-tax-calculator/?totalWithTax=106.25&salesTaxRate=6.25",
    "migrationStatus": "new",
    "reviewStatus": "pending",
    "pageStatus": "live",
    "workStatus": "pending",
    "formula": {
      "expression": "pre-tax price = total ÷ (1 + tax rate); tax = total − pre-tax price"
    },
    "quality": {
      "availability": "live",
      "technicalReviewRecord": "/reviews/reverse-sales-tax-calculator.json",
      "qualifiedReview": "pending",
      "qualifiedReviewer": null,
      "qualifiedReviewDate": null,
      "formulaVersion": "1.0.0",
      "referenceCoverage": "references-pending",
      "releaseTestScope": "Catalog and regression checks are not a professional formula audit; consult release evidence.",
      "historicalMetadataDate": "2026-09-01",
      "historicalMetadataNotice": "The imported date is not evidence of a completed human review."
    },
    "outputs": {
      "preTaxPrice": {
        "title": "Price before tax",
        "type": "number",
        "x-format": "currency",
        "x-primary": true
      },
      "salesTaxAmount": {
        "title": "Sales tax amount",
        "type": "number",
        "x-format": "currency"
      },
      "taxShareOfTotal": {
        "title": "Tax as % of total",
        "type": "number",
        "x-format": "percent",
        "x-digits": 8
      },
      "verificationTotal": {
        "title": "Recomputed total",
        "type": "number",
        "x-format": "currency"
      }
    }
  }
}