diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3e9c83b..8802776 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 #### Enhancements
 
 - [#23903] Catalogue Moderation: allow to send a message to the moderators
+- [#24309] Inform the VRE users that the catalogue is moderated 
 - Moved to gwt 2.10.0
 
 ## [v2.2.4] - 2022-10-27
diff --git a/src/main/java/org/gcube/portlets/gcubeckan/gcubeckandatacatalog/client/view/CkanMetadataManagementPanel.java b/src/main/java/org/gcube/portlets/gcubeckan/gcubeckandatacatalog/client/view/CkanMetadataManagementPanel.java
index 78271c0..c77f5c7 100644
--- a/src/main/java/org/gcube/portlets/gcubeckan/gcubeckandatacatalog/client/view/CkanMetadataManagementPanel.java
+++ b/src/main/java/org/gcube/portlets/gcubeckan/gcubeckandatacatalog/client/view/CkanMetadataManagementPanel.java
@@ -16,6 +16,7 @@ import org.gcube.portlets.gcubeckan.gcubeckandatacatalog.client.event.ShowOrgani
 import org.gcube.portlets.gcubeckan.gcubeckandatacatalog.client.event.ShowStatisticsEvent;
 import org.gcube.portlets.gcubeckan.gcubeckandatacatalog.client.event.ShowTypesEvent;
 
+import com.github.gwtbootstrap.client.ui.Alert;
 import com.github.gwtbootstrap.client.ui.AlertBlock;
 import com.github.gwtbootstrap.client.ui.Button;
 import com.github.gwtbootstrap.client.ui.constants.AlertType;
@@ -23,6 +24,7 @@ import com.github.gwtbootstrap.client.ui.constants.ButtonType;
 import com.github.gwtbootstrap.client.ui.constants.IconType;
 import com.google.gwt.dom.client.Style.Float;
 import com.google.gwt.dom.client.Style.FontWeight;
+import com.google.gwt.dom.client.Style.TextAlign;
 import com.google.gwt.dom.client.Style.Unit;
 import com.google.gwt.event.dom.client.ClickEvent;
 import com.google.gwt.event.dom.client.ClickHandler;
@@ -39,6 +41,10 @@ import com.google.gwt.user.client.ui.InlineHTML;
  */
 public class CkanMetadataManagementPanel extends FlowPanel {
 
+	private static final String MESSAGE_MODERATED_CATALOGUE = "Controlled Catalogue";
+
+	public static final String CATALOGUE_ITEMS_WERE_APPROVED_BY_CATALOGUE_MODERATOR_S = "Catalogue items were approved by Catalogue Moderator(s).";
+
 	/**
 	 *
 	 */
@@ -74,8 +80,11 @@ public class CkanMetadataManagementPanel extends FlowPanel {
 	private Button uploadToZenodo = new Button("Upload to Zenodo");
 	private Button insertMeta = new Button("Publish Item");
 	private Button editMeta = new Button("Edit Item");
-	private Button manageGRSFProduct = new Button("Manage GRSF Item"); //GRSF Manage
-	private Button manageCModS = new Button("Manage Items"); //Moderation
+	private Button manageGRSFProduct = new Button("Manage GRSF Item"); // GRSF Manage
+	private Button manageCModS = new Button("Manage Items"); // Moderation
+
+	private Alert messageModerationEnanbled = new Alert(MESSAGE_MODERATED_CATALOGUE); // Moderation message
+
 	private HandlerManager eventBus;
 
 	/**
@@ -111,6 +120,11 @@ public class CkanMetadataManagementPanel extends FlowPanel {
 		manageCModS.setType(ButtonType.PRIMARY);
 		manageCModS.getElement().getStyle().setFloat(Float.RIGHT);
 		manageCModS.getElement().getStyle().setMarginRight(20, Unit.PX);
+		messageModerationEnanbled.setType(AlertType.INFO);
+		messageModerationEnanbled.setClose(false);
+		//messageModerationEnanbled.addStyleName("moderation-message");
+		messageModerationEnanbled.getElement().getStyle().setTextAlign(TextAlign.CENTER);
+		messageModerationEnanbled.setTitle(CATALOGUE_ITEMS_WERE_APPROVED_BY_CATALOGUE_MODERATOR_S);
 
 		// set icons
 		home.setIcon(IconType.HOME);
@@ -138,6 +152,7 @@ public class CkanMetadataManagementPanel extends FlowPanel {
 		manageGRSFProduct.setEnabled(false);
 		manageCModS.setVisible(false);
 		manageCModS.setEnabled(false);
+		messageModerationEnanbled.setVisible(false);
 
 		// manage GRSF item info
 		manageGRSFProduct.setTitle(MANAGE_GRSF_ITEM_TOOLTIP);
@@ -147,6 +162,7 @@ public class CkanMetadataManagementPanel extends FlowPanel {
 		manageCModS.setTitle(MANAGE_CMS_ITEMS_TOOLTIP);
 		manageCModS.getElement().getStyle().setFontWeight(FontWeight.BOLD);
 
+		nav.add(messageModerationEnanbled);
 		// add to navigation bar
 		nav.add(home);
 		nav.add(organizations);
@@ -374,7 +390,8 @@ public class CkanMetadataManagementPanel extends FlowPanel {
 	}
 
 	/**
-	 * Button to manage the products under moderation via Content Moderation System (CMS)
+	 * Button to manage the products under moderation via Content Moderation System
+	 * (CMS)
 	 *
 	 * @param value true or false
 	 */
@@ -382,6 +399,17 @@ public class CkanMetadataManagementPanel extends FlowPanel {
 		manageCModS.setVisible(value);
 	}
 
+	
+	/**
+	 * Show message catalogue is moderated.
+	 *
+	 * @param isContentModerationEnabled the is content moderation enabled
+	 */
+	public void showMessageCatalogueIsModerated(boolean isContentModerationEnabled) {
+		messageModerationEnanbled.setVisible(isContentModerationEnabled);
+
+	}
+
 	/**
 	 * Enable manage CMS products button.
 	 *
@@ -408,7 +436,7 @@ public class CkanMetadataManagementPanel extends FlowPanel {
 	public void enablePublishOnZenodoButton(boolean value) {
 		uploadToZenodo.setEnabled(value);
 	}
-	
+
 	/**
 	 * Visibility publish on zenodo button.
 	 *
diff --git a/src/main/java/org/gcube/portlets/gcubeckan/gcubeckandatacatalog/client/view/GCubeCkanDataCatalogPanel.java b/src/main/java/org/gcube/portlets/gcubeckan/gcubeckandatacatalog/client/view/GCubeCkanDataCatalogPanel.java
index 95780b6..5099582 100644
--- a/src/main/java/org/gcube/portlets/gcubeckan/gcubeckandatacatalog/client/view/GCubeCkanDataCatalogPanel.java
+++ b/src/main/java/org/gcube/portlets/gcubeckan/gcubeckandatacatalog/client/view/GCubeCkanDataCatalogPanel.java
@@ -109,13 +109,13 @@ public class GCubeCkanDataCatalogPanel extends BaseViewTemplate {
 		String queryStringParameter = paramsMap.get(GCubeCkanDataCatalog.GET_QUERY_STRING_PARAMETER);
 
 		if (queryStringParameter != null) {
-			GWT.log("Read "+GCubeCkanDataCatalog.GET_QUERY_STRING_PARAMETER+ " as: "+queryStringParameter);
+			GWT.log("Read " + GCubeCkanDataCatalog.GET_QUERY_STRING_PARAMETER + " as: " + queryStringParameter);
 			String base64DecodeQueryString = QueryStringUtil.base64DecodeQueryString(queryStringParameter);
 
 			ModerationBuilder moderationBuilder = new ModerationQueryStringUtil()
 					.toModerationBuilder(base64DecodeQueryString);
 			if (moderationBuilder != null) {
-				GWT.log("Moderation Builder is: "+moderationBuilder);
+				GWT.log("Moderation Builder is: " + moderationBuilder);
 				CkanContentModeratorWidget ccmw = new CkanContentModeratorWidget(moderationBuilder);
 				ccmw.showAsModal("Manage Items");
 			}
@@ -268,6 +268,10 @@ public class GCubeCkanDataCatalogPanel extends BaseViewTemplate {
 									GWT.log("Moderator role is assigned? " + isModeratorRoleAssingned);
 									GWT.log("isExistsMyItemInModeration? " + isExistsMyItemInModeration);
 
+									if (isContentModerationEnabled) {
+										managementPanel.showMessageCatalogueIsModerated(isContentModerationEnabled);
+									}
+
 									// Enabling moderation if the moderation is active in the context and
 									// the user has the role of MODERATOR in the context
 									if (isContentModerationEnabled && isModeratorRoleAssingned) {