diff --git a/src/main/java/org/gcube/informationsystem/resourceregistry/schema/ResourceRegistrySchemaClientImpl.java b/src/main/java/org/gcube/informationsystem/resourceregistry/schema/ResourceRegistrySchemaClientImpl.java
index eb36b62..91b0479 100644
--- a/src/main/java/org/gcube/informationsystem/resourceregistry/schema/ResourceRegistrySchemaClientImpl.java
+++ b/src/main/java/org/gcube/informationsystem/resourceregistry/schema/ResourceRegistrySchemaClientImpl.java
@@ -1,5 +1,6 @@
 package org.gcube.informationsystem.resourceregistry.schema;
 
+import java.io.UnsupportedEncodingException;
 import java.net.HttpURLConnection;
 import java.util.HashMap;
 import java.util.List;
@@ -9,12 +10,16 @@ import org.gcube.common.gxhttp.reference.GXConnection;
 import org.gcube.common.gxhttp.request.GXHTTPStringRequest;
 import org.gcube.common.http.GXHTTPUtility;
 import org.gcube.informationsystem.base.reference.Element;
+import org.gcube.informationsystem.base.reference.IdentifiableElement;
+import org.gcube.informationsystem.model.reference.properties.Metadata;
+import org.gcube.informationsystem.resourceregistry.api.contexts.ContextCache;
 import org.gcube.informationsystem.resourceregistry.api.exceptions.NotFoundException;
 import org.gcube.informationsystem.resourceregistry.api.exceptions.ResourceRegistryException;
 import org.gcube.informationsystem.resourceregistry.api.exceptions.contexts.ContextAlreadyPresentException;
 import org.gcube.informationsystem.resourceregistry.api.exceptions.contexts.ContextNotFoundException;
 import org.gcube.informationsystem.resourceregistry.api.exceptions.types.SchemaException;
 import org.gcube.informationsystem.resourceregistry.api.exceptions.types.SchemaNotFoundException;
+import org.gcube.informationsystem.resourceregistry.api.rest.AccessPath;
 import org.gcube.informationsystem.resourceregistry.api.rest.TypePath;
 import org.gcube.informationsystem.resourceregistry.api.rest.httputils.HTTPUtility;
 import org.gcube.informationsystem.types.TypeMapper;
@@ -37,6 +42,63 @@ public class ResourceRegistrySchemaClientImpl implements ResourceRegistrySchemaC
 	
 	protected Map<String, String> headers;
 	
+	/**
+	 * Track if the client must request to include {@link Metadata} 
+	 */
+	protected boolean includeMeta;
+	
+	/**
+	 * Track if the client must request to include {@link Metadata} in all
+	 * {@link IdentifiableElement} or just in the root instance 
+	 */
+	protected boolean allMeta;
+	
+	public boolean includeMeta() {
+		return includeMeta;
+	}
+
+	public void setIncludeMeta(boolean includeMeta) {
+		this.includeMeta = includeMeta;
+	}
+
+	public boolean allMeta() {
+		return allMeta;
+	}
+
+	public void setAllMeta(boolean allMeta) {
+		this.allMeta = allMeta;
+	}
+		
+	private void addOptionalQueryParameters(Map<String,String> queryParams) throws UnsupportedEncodingException {
+		addIncludeMeta(queryParams);
+		addIncludeAllMeta(queryParams);
+	}
+	
+	private GXHTTPStringRequest includeAdditionalQueryParameters(GXHTTPStringRequest gxHTTPStringRequest) throws UnsupportedEncodingException{
+		Map<String,String> queryParams = new HashMap<>();
+		return includeAdditionalQueryParameters(gxHTTPStringRequest, queryParams);
+	}
+	
+	private GXHTTPStringRequest includeAdditionalQueryParameters(GXHTTPStringRequest gxHTTPStringRequest, Map<String,String> queryParams) throws UnsupportedEncodingException{
+		if(queryParams==null) {
+			queryParams = new HashMap<>();
+		}
+		addOptionalQueryParameters(queryParams);
+		return gxHTTPStringRequest.queryParams(queryParams);
+	}
+	
+	private void addIncludeMeta(Map<String,String> queryParams) throws UnsupportedEncodingException{
+		if(includeMeta) {
+			queryParams.put(AccessPath.INCLUDE_META_QUERY_PARAMETER, Boolean.toString(includeMeta));
+		}
+	}
+	
+	private void addIncludeAllMeta(Map<String,String> queryParams) throws UnsupportedEncodingException{
+		if(allMeta) {
+			queryParams.put(AccessPath.INCLUDE_META_IN_ALL_INSTANCES_QUERY_PARAMETER, Boolean.toString(allMeta));
+		}
+	}
+	
 	@Override
 	public void addHeader(String name, String value) {
 		headers.put(name, value);
@@ -54,6 +116,8 @@ public class ResourceRegistrySchemaClientImpl implements ResourceRegistrySchemaC
 	public ResourceRegistrySchemaClientImpl(String address) {
 		this.address = address;
 		this.headers = new HashMap<>();
+		this.includeMeta = false;
+		this.allMeta = false;
 	}
 	
 	@Override
@@ -83,6 +147,8 @@ public class ResourceRegistrySchemaClientImpl implements ResourceRegistrySchemaC
 			gxHTTPStringRequest.path(TypePath.TYPES_PATH_PART);
 			gxHTTPStringRequest.path(typeDefinitionObj.getName());
 			
+			includeAdditionalQueryParameters(gxHTTPStringRequest);
+			
 			HttpURLConnection httpURLConnection = gxHTTPStringRequest.put(typeDefinitition);
 			String c = HTTPUtility.getResponse(String.class, httpURLConnection);
 			
@@ -162,7 +228,7 @@ public class ResourceRegistrySchemaClientImpl implements ResourceRegistrySchemaC
 			if(polymorphic != null) {
 				parameters.put(TypePath.POLYMORPHIC_QUERY_PARAMETER, polymorphic.toString());
 			}
-			gxHTTPStringRequest.queryParams(parameters);
+			includeAdditionalQueryParameters(gxHTTPStringRequest, parameters);
 			
 			HttpURLConnection httpURLConnection = gxHTTPStringRequest.get();
 			String json = HTTPUtility.getResponse(String.class, httpURLConnection);