diff --git a/src/api-explorer/v4-0/HotelService.swagger2.json b/src/api-explorer/v4-0/HotelService.swagger2.json
index 5c20e13ac..c1a1b8cc2 100644
--- a/src/api-explorer/v4-0/HotelService.swagger2.json
+++ b/src/api-explorer/v4-0/HotelService.swagger2.json
@@ -2086,6 +2086,9 @@
           "description" : "UUID that identifies the trip within Concur",
           "example" : "123e4567-e89b-12d3-a456-426614174000",
           "type" : "string"
+        },
+        "gdsRecordLocator": {
+          "$ref": "#/definitions/GDSRecordLocator"
         }
       },
       "required": [
@@ -2158,6 +2161,34 @@
       ],
       "type": "object"
     },
+    "GDSRecordLocator": {
+      "properties":{
+        "gdsName": {
+          "description": "Name of the GDS (Global Distribution System) to be used for this booking (active or passive segment). Supported values: SABRE, AMADEUS, TRAVELPORT",
+          "type": "string",
+          "enum": [
+            "SABRE",
+            "AMADEUS",
+            "TRAVELPORT"
+          ],
+        },
+        "pcc": {
+          "description": "Pseudo City Code or Office ID (OID) for the GDS account to be used for this booking (active or passive segment).",
+          "type": "string",
+          "example": "ABC123"
+        },
+        "recordLocator": {
+          "description": "Record locator of the PNR where this booking should be created (active or passvie)",
+          "type": "string",
+          "example": "ABC123"
+        }
+      },
+      "required": [
+        "gdsName",
+        "pcc",
+        "recordLocator"
+      ]
+    },
     "ReservationDetails": {
       "properties": {
         "basicHotelProperty": {
@@ -2226,6 +2257,11 @@
         },
         "status": {
           "$ref": "#/definitions/ReservationStatus"
+        },
+        "activeSegmentInConcurPNR": {
+          "default": false,
+          "description": "Whether or not this reservation was added to Concur PNR as active segment (true) or not. Required if using Single PNR Solution",
+          "type": "boolean"
         }
       },
       "required": [
diff --git a/src/api-reference/direct-connects/hotel-service-4/v4.schemas.markdown b/src/api-reference/direct-connects/hotel-service-4/v4.schemas.markdown
index 2d4e64af3..7a7c45305 100644
--- a/src/api-reference/direct-connects/hotel-service-4/v4.schemas.markdown
+++ b/src/api-reference/direct-connects/hotel-service-4/v4.schemas.markdown
@@ -385,6 +385,7 @@ Information about Point of Sale (POS), traveler, and user associated with the re
 `legalEntity`|[`LegalEntity`](#schemalegalentity)|-|Provides details about the legal entity associated with this booking, if available.|
 `threeDSecure`|[`ThreeDSecure`](#schemathreedsecure)|-|3D Secure Strong Customer Authentication payment verification parameters.|
 `tripUuid`|`string`|-|**Required** UUID that identifies the trip within the SAP Concur system.|
+`gdsRecordLocator`|[`GDSRecordLocator`](#schemagdsrecordlocator)|-|SAP Concur GDS record locator pointing to a PNR to use for this booking, either as an active segment or a passive segment. This will be only populated if using [Single PNR Solution](./v4.single-pnr-solution.html)|
 
 ## <a id="schemareservationdetails"></a> ReservationDetails
 
@@ -400,7 +401,7 @@ Information about Point of Sale (POS), traveler, and user associated with the re
 `roomDescription`|`string`|-|Room description information.|
 `comments`|`string`|-|Comments about special requests for the booking.|
 `isModifiable`|`boolean`|`true` / `false`|Whether or not this reservation can be modified.|
-`voucherUrl`|`string`|-|The URL to the voucher for this booking.|
+`activeSegmentInConcurPNR`|`boolean`|`true` / `false`|Whether or not this reservation was added to Concur PNR as active segment (true) or not. Required if using [Single PNR Solution](./v4.single-pnr-solution.html)|
 
 ## <a id="schemaconfirmationcode"></a> ConfirmationCode
 
@@ -866,3 +867,12 @@ Provides details about the legal entity associated with this booking, if availab
 |Name|Type|Format|Description|
 |---|---|---|---|
 `ConfirmationCodeType`|`string`|-|Confirmation Code Types that maps to OTA codes for Unique Id Types list RESERVATION(Record Locator)=14, SUPPLIER_CONFIRMATION=40, CANCELLATION=50, HOTEL_CONFIRMATION(Property Confirmation No.)=10, CONCUR_GDS_REFERENCE -> Concur Booking Record Locator for Passives. Supported values: `RESERVATION`, `SUPPLIER_CONFIRMATION`, `CANCELLATION`, `HOTEL_CONFIRMATION`, `CONCUR_GDS_REFERENCE`, `PASSIVE_CONFIRMATION`|
+
+## <a id="schemagdsrecordlocator"></a> GDSRecordLocator
+
+|Name|Type|Format|Description|
+|---|---|---|---|
+`gdsName`|`string`|-|**Required** Name of the GDS (Global Distribution System) to be used for this booking (active or passive segment). Supported values: `SABRE`, `AMADEUS`, `TRAVELPORT`|
+`pcc`|`string`|-|**Required** Pseudo City Code or Office ID (OID) for the GDS account to be used for this booking (active or passive segment).|
+`recordLocator`|`string`|-|**Required** Record locator of the PNR where this booking should be created (active or passvie)|
+