eg-0375

{
    "@context": "https://schema.org/",
    "@type": "Invoice",
    "broker": {
      "@type": "LocalBusiness",
      "name": "ACME Home Heating"
    },
    "accountId": "xxxx-xxxx-xxxx-1234",
    "customer": {
      "@type": "Person",
      "name": "Jane Doe"
    },
    "paymentDueDate": "2015-01-30",
    "minimumPaymentDue": {
      "@type": "PriceSpecification",
      "price": 0.00,
      "priceCurrency": "USD"
    },
    "totalPaymentDue": {
      "@type": "PriceSpecification",
      "price": 0.00,
      "priceCurrency": "USD"
    },
    "paymentStatus": "https://schema.org/PaymentComplete",
    "referencesOrder": [
      {
        "@type": "Order",
        "description": "furnace",
        "orderDate": "2014-12-01",
        "orderNumber": "123ABC",
        "paymentMethod": "http://purl.org/goodrelations/v1#ByInvoice",
        "orderedItem": {
          "@type": "Product",
          "name": "ACME Furnace 3000",
          "productID": "ABC123"
        }
      },
      {
        "@type": "Order",
        "description": "furnace installation",
        "orderDate": "2014-12-02",
        "paymentMethod": "http://purl.org/goodrelations/v1#ByInvoice",
        "orderedItem": {
          "@type": "Service",
          "description": "furnace installation"
        }
      }
    ]
}

<div vocab="https://schema.org/" typeof="Invoice">
  <h1 property="description">New furnace and installation</h1>
  <div property="broker" typeof="LocalBusiness">
    <b property="name">ACME Home Heating</b>
  </div>
  <div property="customer" typeof="Person">
    <b property="name">Jane Doe</b>
  </div>
  <time property="paymentDueDate">2015-01-30</time>
  <div property="minimumPaymentDue" typeof="PriceSpecification">
    <span property="price">0.00</span>
    <span property="priceCurrency">USD</span>
  </div>
  <div property="totalPaymentDue" typeof="PriceSpecification">
    <span property="price">0.00</span>
    <span property="priceCurrency">USD</span>
  </div>
  <meta itemprop="paymentStatus" content="PaymentComplete" />
  <div property="referencesOrder" typeof="Order">
    <span property="description">furnace</span>
    <time property="orderDate">2014-12-01</time>
    <span property="orderNumber">123ABC</span>
    <div property="orderedItem" typeof="Product">
      <span property="name">ACME Furnace 3000</span>
      <meta property="productID" content="ABC123" />
    </div>
  </div>
  <div property="referencesOrder" typeof="Order">
    <span property="description">furnace installation</span>
    <time property="orderDate">2014-12-02</time>
    <div property="orderedItem" typeof="Service">
      <span property="description">furnace installation</span>
    </div>
  </div>
</div>

<div itemscope itemtype="https://schema.org/Invoice">
  <h1 itemprop="description">New furnace and installation</h1>
  <div itemprop="broker" itemscope itemtype="https://schema.org/LocalBusiness">
    <b itemprop="name">ACME Home Heating</b>
  </div>
  <div itemprop="customer" itemscope itemtype="https://schema.org/Person">
    <b itemprop="name">Jane Doe</b>
  </div>
  <time itemprop="paymentDueDate">2015-01-30</time>
  <div itemprop="minimumPaymentDue" itemscope itemtype="https://schema.org/PriceSpecification">
    <span itemprop="price">0.00</span>
    <span itemprop="priceCurrency">USD</span>
  </div>
  <div itemprop="totalPaymentDue" itemscope itemtype="https://schema.org/PriceSpecification">
    <span itemprop="price">0.00</span>
    <span itemprop="priceCurrency">USD</span>
  </div>
  <link itemprop="paymentStatus" href="https://schema.org/PaymentComplete" />
  <div itemprop="referencesOrder" itemscope itemtype="https://schema.org/Order">
    <span itemprop="description">furnace</span>
    <time itemprop="orderDate">2014-12-01</time>
    <span itemprop="orderNumber">123ABC</span>
    <div itemprop="orderedItem" itemscope itemtype="https://schema.org/Product">
      <span itemprop="name">ACME Furnace 3000</span>
      <meta itemprop="productID" content="ABC123" />
    </div>
  </div>
  <div itemprop="referencesOrder" itemscope itemtype="https://schema.org/Order">
    <span itemprop="description">furnace installation</span>
    <time itemprop="orderDate">2014-12-02</time>
    <div itemprop="orderedItem" itemscope itemtype="https://schema.org/Service">
      <span itemprop="description">furnace installation</span>
    </div>
  </div>
</div>

An example of a invoice for a purchase and installation.

ACME Home Heating
Bill for: New furnace and installation
Customer: Jane Doe
payment due: 2015-01-30
minimum payment: $0.00
total due: $0.00
payment status: paid
order: furnace model ABC123
order: installation labor