{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://askcalculators.com/calculator/deferred-fixed-annuity-calculator/schema.json",
  "title": "Deferred Fixed Annuity Calculator inputs",
  "description": "Estimate accumulation during a deferral period and level withdrawals during a fixed payout period.",
  "type": "object",
  "properties": {
    "initialPremium": {
      "title": "Initial premium",
      "type": "number",
      "default": 100000,
      "minimum": 0,
      "x-step": 100,
      "multipleOf": 100,
      "x-unit": "currency"
    },
    "annualRate": {
      "title": "Guaranteed annual rate",
      "type": "number",
      "default": 4.5,
      "minimum": 0,
      "maximum": 100,
      "x-step": 0.01,
      "x-unit": "percent"
    },
    "deferralYears": {
      "title": "Deferral years",
      "type": "number",
      "default": 10,
      "minimum": 0,
      "maximum": 100,
      "x-step": 0.25
    },
    "payoutYears": {
      "title": "Payout years",
      "type": "number",
      "default": 20,
      "minimum": 0.01,
      "maximum": 100,
      "x-step": 0.25
    },
    "paymentsPerYear": {
      "title": "Payouts per year",
      "type": "number",
      "default": 12,
      "minimum": 1,
      "maximum": 365,
      "x-step": 1,
      "multipleOf": 1
    },
    "paymentTiming": {
      "title": "Payout timing",
      "type": "string",
      "default": "end",
      "enum": [
        "end",
        "begin"
      ],
      "x-optionLabels": {
        "end": "End of period",
        "begin": "Beginning of period"
      }
    }
  },
  "required": [
    "initialPremium",
    "annualRate",
    "deferralYears",
    "payoutYears",
    "paymentsPerYear",
    "paymentTiming"
  ],
  "additionalProperties": false,
  "x-askcalculators": {
    "version": "1.0.0",
    "calculatorUrl": "https://askcalculators.com/calculator/deferred-fixed-annuity-calculator/",
    "queryExample": "https://askcalculators.com/calculator/deferred-fixed-annuity-calculator/?initialPremium=100000&annualRate=4.5&deferralYears=10&payoutYears=20&paymentsPerYear=12&paymentTiming=end",
    "migrationStatus": "new",
    "reviewStatus": "pending",
    "pageStatus": "live",
    "workStatus": "pending",
    "formula": {
      "expression": "accumulated value = premium × (1+r)^deferral; payout = value ÷ present-value annuity factor"
    },
    "quality": {
      "availability": "live",
      "technicalReviewRecord": "/reviews/deferred-fixed-annuity-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": {
      "valueAtPayout": {
        "title": "Value when payouts begin",
        "type": "number",
        "x-format": "currency",
        "x-primary": true
      },
      "periodicPayout": {
        "title": "Estimated periodic payout",
        "type": "number",
        "x-format": "currency"
      },
      "annualizedPayout": {
        "title": "Annualized payout",
        "type": "number",
        "x-format": "currency"
      },
      "totalPayouts": {
        "title": "Total projected payouts",
        "type": "number",
        "x-format": "currency"
      },
      "interestDuringDeferral": {
        "title": "Interest credited during deferral",
        "type": "number",
        "x-format": "currency"
      }
    }
  }
}