diff --git a/models/orders-api-model/ordersV0.json b/models/orders-api-model/ordersV0.json
index bd05e14..872c364 100644
--- a/models/orders-api-model/ordersV0.json
+++ b/models/orders-api-model/ordersV0.json
@@ -2039,6 +2039,14 @@
         "IsISPU": {
           "type": "boolean",
           "description": "When true, this order is marked to be picked up from a store rather than delivered."
+        },
+        "MarketplaceTaxInfo": {
+          "description": "Tax information about the marketplace.",
+          "$ref": "#/definitions/MarketplaceTaxInfo"
+        },
+        "SellerDisplayName": {
+          "type": "string",
+          "description": "The seller’s friendly name registered in the marketplace."
         }
       },
       "description": "Order information."
@@ -2233,6 +2241,19 @@
       },
       "description": "Tax information about the buyer."
     },
+    "MarketplaceTaxInfo": {
+      "type": "object",
+      "properties": {
+        "TaxClassifications": {
+          "type": "array",
+          "description": "A list of tax classifications that apply to the order.",
+          "items": {
+            "$ref": "#/definitions/TaxClassification"
+          }
+        }
+      },
+      "description": "Tax information about the marketplace."
+    },
     "TaxClassification": {
       "type": "object",
       "properties": {
@@ -2400,7 +2421,7 @@
         },
         "IossNumber": {
           "type": "string",
-          "description": "The IOSS number of the seller. Sellers selling in the EU will be assigned a unique IOSS number that must be listed on all packages sent to the EU."
+          "description": "The IOSS number for the marketplace. Sellers shipping to the European Union (EU) from outside of the EU must provide this IOSS number to their carrier when Amazon has collected the VAT on the sale."
         },
         "StoreChainStoreId": {
           "type": "string",