diff --git a/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/Administrators.json b/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/Administrators.json
index 7a06f8254b14..501a69661fb0 100644
--- a/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/Administrators.json
+++ b/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/Administrators.json
@@ -85,6 +85,9 @@
               "$ref": "#/definitions/ActiveDirectoryAdministrator"
             }
           },
+          "202": {
+            "description": "Accepted"
+          },
           "default": {
             "description": "Error response describing why the operation failed.",
             "schema": {
diff --git a/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/FlexibleServers.json b/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/FlexibleServers.json
index f020335a6460..f2d84990032c 100644
--- a/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/FlexibleServers.json
+++ b/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/FlexibleServers.json
@@ -630,6 +630,10 @@
           "x-ms-mutability": [
             "update"
           ]
+        },
+        "replicationRole": {
+          "$ref": "#/definitions/ReplicationRole",
+          "description": "Replication role of the server"
         }
       }
     },
@@ -811,6 +815,7 @@
       "type": "string",
       "description": "Used to indicate role of the server in replication set.",
       "enum": [
+        "None",
         "Primary",
         "Secondary",
         "WalReplica",
diff --git a/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/Replicas.json b/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/Replicas.json
new file mode 100644
index 000000000000..4b3a6435801e
--- /dev/null
+++ b/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/Replicas.json
@@ -0,0 +1,83 @@
+{
+  "swagger": "2.0",
+  "info": {
+    "title": "PostgreSQLServerManagementClient",
+    "description": "The Microsoft Azure management API provides create, read, update, and delete functionality for Azure PostgreSQL resources including servers, databases, firewall rules, VNET rules, security alert policies, log files and configurations with new business model.",
+    "version": "2022-03-08-preview"
+  },
+  "host": "management.azure.com",
+  "schemes": [
+    "https"
+  ],
+  "consumes": [
+    "application/json"
+  ],
+  "produces": [
+    "application/json"
+  ],
+  "security": [
+    {
+      "azure_auth": [
+        "user_impersonation"
+      ]
+    }
+  ],
+  "securityDefinitions": {
+    "azure_auth": {
+      "type": "oauth2",
+      "authorizationUrl": "https://login.microsoftonline.com/common/oauth2/authorize",
+      "flow": "implicit",
+      "description": "Azure Active Directory OAuth2 Flow",
+      "scopes": {
+        "user_impersonation": "impersonate your user account"
+      }
+    }
+  },
+  "paths": {
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DBforPostgreSQL/flexibleServers/{serverName}/replicas": {
+      "get": {
+        "tags": [
+          "Replicas"
+        ],
+        "operationId": "Replicas_ListByServer",
+        "x-ms-examples": {
+          "ReplicasListByServer": {
+            "$ref": "./examples/ReplicasListByServer.json"
+          }
+        },
+        "description": "List all the replicas for a given server.",
+        "parameters": [
+          {
+            "$ref": "../../../../../common-types/resource-management/v3/types.json#/parameters/ApiVersionParameter"
+          },
+          {
+            "$ref": "../../../../../common-types/resource-management/v3/types.json#/parameters/SubscriptionIdParameter"
+          },
+          {
+            "$ref": "../../../../../common-types/resource-management/v3/types.json#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "$ref": "./common-types.json#/parameters/ServerNameParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK",
+            "schema": {
+              "$ref": "./FlexibleServers.json#/definitions/ServerListResult"
+            }
+          },
+          "default": {
+            "description": "Error response describing why the operation failed.",
+            "schema": {
+              "$ref": "../../../../../common-types/resource-management/v3/types.json#/definitions/ErrorResponse"
+            }
+          }
+        },
+        "x-ms-pageable": {
+          "nextLinkName": null
+        }
+      }
+    }
+  }
+}
diff --git a/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/examples/AdministratorAdd.json b/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/examples/AdministratorAdd.json
index de3a17c9f6dc..7c840b16418f 100644
--- a/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/examples/AdministratorAdd.json
+++ b/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/examples/AdministratorAdd.json
@@ -37,6 +37,7 @@
         "name": "testuser1@microsoft.com",
         "type": "Microsoft.DBforPostgreSQL/flexibleServers/administrators"
       }
-    }
+    },
+    "202": {}
   }
 }
diff --git a/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/examples/ReplicasListByServer.json b/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/examples/ReplicasListByServer.json
new file mode 100644
index 000000000000..6a69e9d3e6d7
--- /dev/null
+++ b/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/examples/ReplicasListByServer.json
@@ -0,0 +1,66 @@
+{
+  "parameters": {
+    "serverName": "sourcepgservername",
+    "resourceGroupName": "testrg",
+    "api-version": "2022-03-08-preview",
+    "subscriptionId": "ffffffff-ffff-ffff-ffff-ffffffffffff"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "value": [
+          {
+            "sku": {
+              "name": "Standard_D4s_v3",
+              "tier": "GeneralPurpose"
+            },
+            "properties": {
+              "fullyQualifiedDomainName": "pgtestsvc5rep.postgres.database.azure.com",
+              "version": "12",
+              "minorVersion": "6",
+              "administratorLogin": "cloudsa",
+              "state": "Ready",
+              "availabilityZone": "2",
+              "storage": {
+                "storageSizeGB": 512
+              },
+              "dataEncryption": {
+                "type": "SystemManaged"
+              },
+              "authConfig": {
+                "activeDirectoryAuthEnabled": false
+              },
+              "backup": {
+                "backupRetentionDays": 7,
+                "geoRedundantBackup": "Disabled",
+                "earliestRestoreDate": "2021-05-27T00:28:17.7279547+00:00"
+              },
+              "network": {
+                "publicNetworkAccess": "Enabled"
+              },
+              "highAvailability": {
+                "mode": "Disabled",
+                "state": "NotEnabled"
+              },
+              "maintenanceWindow": {
+                "customWindow": "Disabled",
+                "dayOfWeek": 0,
+                "startHour": 0,
+                "startMinute": 0
+              },
+              "replicationRole": "AsyncReplica",
+              "replicaCapacity": 0
+            },
+            "location": "westus",
+            "tags": {
+              "ElasticServer": "1"
+            },
+            "id": "/subscriptions/ffffffff-ffff-ffff-ffff-ffffffffffff/resourceGroups/testrg/providers/Microsoft.DBforPostgreSQL/flexibleServers/pgtestsvc5rep",
+            "name": "pgtestsvc5rep",
+            "type": "Microsoft.DBforPostgreSQL/flexibleServers"
+          }
+        ]
+      }
+    }
+  }
+}
diff --git a/specification/postgresql/resource-manager/readme.md b/specification/postgresql/resource-manager/readme.md
index a9d723ebb374..6e182023109f 100644
--- a/specification/postgresql/resource-manager/readme.md
+++ b/specification/postgresql/resource-manager/readme.md
@@ -56,6 +56,7 @@ input-file:
   - Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/FlexibleServers.json
   - Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/Operations.json
   - Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/PrivateDnsZone.json
+  - Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/Replicas.json
   - Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/VirtualNetwork.json
   - Microsoft.DBforPostgreSQL/preview/2022-03-08-preview/ServerStartStopRestart.json
 ```