diff --git a/components/application-mgt/org.wso2.carbon.device.application.mgt.api/src/main/java/org/wso2/carbon/device/application/mgt/api/services/impl/SubscriptionManagementAPIImpl.java b/components/application-mgt/org.wso2.carbon.device.application.mgt.api/src/main/java/org/wso2/carbon/device/application/mgt/api/services/impl/SubscriptionManagementAPIImpl.java
index 8a6040b3850..e5128e13885 100644
--- a/components/application-mgt/org.wso2.carbon.device.application.mgt.api/src/main/java/org/wso2/carbon/device/application/mgt/api/services/impl/SubscriptionManagementAPIImpl.java
+++ b/components/application-mgt/org.wso2.carbon.device.application.mgt.api/src/main/java/org/wso2/carbon/device/application/mgt/api/services/impl/SubscriptionManagementAPIImpl.java
@@ -52,6 +52,14 @@ public class SubscriptionManagementAPIImpl implements SubscriptionManagementAPI{
             if (!installationDetails.getDeviceIdentifiers().isEmpty()) {
                 List<DeviceIdentifier> deviceList = installationDetails.getDeviceIdentifiers();
                 response = subscriptionManager.installApplicationForDevices(applicationUUTD, deviceList);
+            } else if (!installationDetails.getUserNameList().isEmpty()) {
+                List<String> userList = installationDetails.getUserNameList();
+                response = subscriptionManager.installApplicationForUsers(applicationUUTD, userList);
+            } else if (!installationDetails.getRoleNameList().isEmpty()) {
+                List<String> roleList = installationDetails.getRoleNameList();
+                response = subscriptionManager.installApplicationForRoles(applicationUUTD, roleList);
+            } else {
+                response = "Missing request data!";
             }
             return Response.status(Response.Status.OK).entity(response).build();
         } catch (ApplicationManagementException e) {
diff --git a/components/application-mgt/org.wso2.carbon.device.application.mgt.common/src/main/java/org/wso2/carbon/device/application/mgt/common/services/SubscriptionManager.java b/components/application-mgt/org.wso2.carbon.device.application.mgt.common/src/main/java/org/wso2/carbon/device/application/mgt/common/services/SubscriptionManager.java
index 16647e41d31..cb555606d9a 100644
--- a/components/application-mgt/org.wso2.carbon.device.application.mgt.common/src/main/java/org/wso2/carbon/device/application/mgt/common/services/SubscriptionManager.java
+++ b/components/application-mgt/org.wso2.carbon.device.application.mgt.common/src/main/java/org/wso2/carbon/device/application/mgt/common/services/SubscriptionManager.java
@@ -36,6 +36,24 @@ public interface SubscriptionManager {
      */
     List<DeviceIdentifier> installApplicationForDevices(String applicationUUID, List<DeviceIdentifier> deviceList) throws ApplicationManagementException;
 
+    /**
+     * To install an application to given list of users.
+     * @param applicationUUID Application ID
+     * @param userList User list
+     * @return User list which the application has been installed
+     * @throws ApplicationManagementException Application Management Exception
+     */
+    List<String> installApplicationForUsers(String applicationUUID, List<String> userList) throws ApplicationManagementException;
+
+    /**
+     * To install an application to given list of users.
+     * @param applicationUUID Application ID
+     * @param roleList Role list
+     * @return Role list which the application has been installed
+     * @throws ApplicationManagementException Application Management Exception
+     */
+    List<String> installApplicationForRoles(String applicationUUID, List<String> roleList) throws ApplicationManagementException;
+
     /**
      * To uninstall an application from a given list of devices.
      * @param applicationUUID Application ID
diff --git a/components/application-mgt/org.wso2.carbon.device.application.mgt.core/src/main/java/org/wso2/carbon/device/application/mgt/core/impl/SubscriptionManagerImpl.java b/components/application-mgt/org.wso2.carbon.device.application.mgt.core/src/main/java/org/wso2/carbon/device/application/mgt/core/impl/SubscriptionManagerImpl.java
index 621e0d26422..29adbbab6ca 100644
--- a/components/application-mgt/org.wso2.carbon.device.application.mgt.core/src/main/java/org/wso2/carbon/device/application/mgt/core/impl/SubscriptionManagerImpl.java
+++ b/components/application-mgt/org.wso2.carbon.device.application.mgt.core/src/main/java/org/wso2/carbon/device/application/mgt/core/impl/SubscriptionManagerImpl.java
@@ -34,11 +34,31 @@ public class SubscriptionManagerImpl implements SubscriptionManager {
         log.info("Install application: " + applicationUUID + " to: " + deviceList.size() + " devices.");
         for (DeviceIdentifier device : deviceList) {
             String deviceId = device.getId();
-
+            //Todo: implementation, validations
+            //Todo: generating one time download link for the application and put install operation to device.
+            //Todo: Store the mappings in DB.
         }
         return deviceList;
     }
 
+    @Override
+    public List<String> installApplicationForUsers(String applicationUUID, List<String> userList) throws ApplicationManagementException {
+        log.info("Install application: " + applicationUUID + " to: " + userList.size() + " users.");
+        for (String user : userList) {
+            //Todo: implementation
+        }
+        return userList;
+    }
+
+    @Override
+    public List<String> installApplicationForRoles(String applicationUUID, List<String> roleList) throws ApplicationManagementException {
+        log.info("Install application: " + applicationUUID + " to: " + roleList.size() + " users.");
+        for (String role : roleList) {
+            //Todo: implementation
+        }
+        return roleList;
+    }
+
     @Override
     public List<DeviceIdentifier> uninstallApplication(String applicationUUID, List<DeviceIdentifier> deviceList) throws ApplicationManagementException {
         return null;