{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://schema.org/schemas/invoice.json",
  "title": "Schema.org Invoice",
  "description": "A statement of the money due for goods or services; a bill.",
  "type": "object",
  "required": ["@type"],
  "properties": {
    "@type": {
      "type": "string",
      "const": "Invoice",
      "description": "The Schema.org type."
    },
    "@context": {
      "type": "string",
      "default": "https://schema.org"
    },
    "accountId": {
      "type": "string",
      "description": "The identifier for the account the payment will be applied to."
    },
    "confirmationNumber": {
      "type": "string",
      "description": "A number that confirms the given order or payment."
    },
    "customer": {
      "oneOf": [
        { "$ref": "schema-org-person-schema.json" },
        { "$ref": "schema-org-organization-schema.json" }
      ],
      "description": "Party placing the order or paying the invoice."
    },
    "broker": {
      "oneOf": [
        { "$ref": "schema-org-person-schema.json" },
        { "$ref": "schema-org-organization-schema.json" }
      ],
      "description": "An entity that arranges for an exchange."
    },
    "provider": {
      "oneOf": [
        { "$ref": "schema-org-person-schema.json" },
        { "$ref": "schema-org-organization-schema.json" }
      ],
      "description": "The service provider."
    },
    "billingPeriod": {
      "type": "string",
      "description": "The time interval used to compute the invoice in ISO 8601 format."
    },
    "paymentDueDate": {
      "type": "string",
      "format": "date-time",
      "description": "The date that payment is due."
    },
    "paymentMethod": {
      "type": "string",
      "description": "The name of the credit card or other method of payment."
    },
    "paymentMethodId": {
      "type": "string",
      "description": "An identifier for the method of payment used."
    },
    "paymentStatus": {
      "type": "string",
      "enum": ["PaymentAutomaticallyApplied", "PaymentComplete", "PaymentDeclined", "PaymentDue", "PaymentPastDue"],
      "description": "The status of payment."
    },
    "scheduledPaymentDate": {
      "type": "string",
      "format": "date",
      "description": "The date the invoice is scheduled to be paid."
    },
    "totalPaymentDue": {
      "type": "object",
      "description": "The total amount due.",
      "properties": {
        "@type": { "type": "string", "const": "MonetaryAmount" },
        "value": { "type": "number", "description": "The amount." },
        "currency": { "type": "string", "pattern": "^[A-Z]{3}$", "description": "The currency (ISO 4217)." }
      }
    },
    "minimumPaymentDue": {
      "type": "object",
      "description": "The minimum payment required at this time.",
      "properties": {
        "@type": { "type": "string", "const": "MonetaryAmount" },
        "value": { "type": "number" },
        "currency": { "type": "string", "pattern": "^[A-Z]{3}$" }
      }
    },
    "referencesOrder": {
      "$ref": "schema-org-order-schema.json",
      "description": "The Order(s) related to this Invoice."
    },
    "category": {
      "type": "string",
      "description": "A category for the invoice."
    },
    "url": {
      "type": "string",
      "format": "uri",
      "description": "URL of the invoice."
    }
  }
}