diff --git a/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/billing.json b/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/billing.json
index 90a4c329ae2b..9767d8509ea9 100644
--- a/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/billing.json
+++ b/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/billing.json
@@ -5939,6 +5939,25 @@
           "type": "string",
           "format": "date-time",
           "readOnly": true
+        },
+        "paymentMethodFamily": {
+          "description": "The payment method family.",
+          "type": "string",
+          "enum": [
+            "Credits",
+            "CheckWire",
+            "CreditCard",
+            "None"
+          ],
+          "x-ms-enum": {
+            "name": "PaymentMethodFamily",
+            "modelAsString": true
+          }
+        },
+        "paymentMethodType": {
+          "description": "The type of payment method.",
+          "type": "string",
+          "readOnly": true
         }
       }
     },
diff --git a/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/examples/BillingAccountInvoicesList.json b/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/examples/BillingAccountInvoicesList.json
index f12d4ea01d35..a95b433064d3 100644
--- a/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/examples/BillingAccountInvoicesList.json
+++ b/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/examples/BillingAccountInvoicesList.json
@@ -44,7 +44,9 @@
                   "amount": {
                     "currency": "USD",
                     "value": 2000.00
-                  }
+                  },
+                  "paymentMethodFamily": "CreditCard",
+                  "paymentMethodType": "visa"
                 }
               ]
             }
@@ -83,7 +85,9 @@
                   "amount": {
                     "currency": "USD",
                     "value": 2000.00
-                  }
+                  },
+                  "paymentMethodFamily": "CreditCard",
+                  "paymentMethodType": "visa"
                 }
               ]
             }
diff --git a/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/examples/Invoice.json b/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/examples/Invoice.json
index 24f9fc2a1ba3..094ddb082c5a 100644
--- a/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/examples/Invoice.json
+++ b/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/examples/Invoice.json
@@ -49,7 +49,9 @@
               "amount": {
                 "currency": "USD",
                 "value": 2000.00
-              }
+              },
+              "paymentMethodFamily": "CreditCard",
+              "paymentMethodType": "visa"
             }
           ]
         }
diff --git a/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/examples/InvoicesListByBillingProfile.json b/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/examples/InvoicesListByBillingProfile.json
index f956758dfce4..5f62c236eeba 100644
--- a/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/examples/InvoicesListByBillingProfile.json
+++ b/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/examples/InvoicesListByBillingProfile.json
@@ -53,7 +53,9 @@
                   "amount": {
                     "currency": "USD",
                     "value": 2000.00
-                  }
+                  },
+                  "paymentMethodFamily": "CreditCard",
+                  "paymentMethodType": "visa"
                 }
               ]
             }
@@ -100,7 +102,9 @@
                   "amount": {
                     "currency": "USD",
                     "value": 2000.00
-                  }
+                  },
+                  "paymentMethodFamily": "CreditCard",
+                  "paymentMethodType": "visa"
                 }
               ]
             }