diff --git a/dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/collection/plugin/base/BaseCollectorPlugin.java b/dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/collection/plugin/base/BaseCollectorPlugin.java
index 7bcc997d0..cd3ff86a0 100644
--- a/dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/collection/plugin/base/BaseCollectorPlugin.java
+++ b/dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/collection/plugin/base/BaseCollectorPlugin.java
@@ -16,8 +16,10 @@ import org.apache.commons.io.IOUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.fs.Path;
+import org.dom4j.Document;
 import org.dom4j.DocumentException;
 import org.dom4j.DocumentHelper;
+import org.dom4j.Node;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -45,46 +47,54 @@ public class BaseCollectorPlugin implements CollectorPlugin {
 	public Stream<String> collect(final ApiDescriptor api, final AggregatorReport report) throws CollectorException {
 		// get path to file
 		final Path filePath = Optional
-			.ofNullable(api.getBaseUrl())
-			.map(Path::new)
-			.orElseThrow(() -> new CollectorException("missing baseUrl"));
+				.ofNullable(api.getBaseUrl())
+				.map(Path::new)
+				.orElseThrow(() -> new CollectorException("missing baseUrl"));
 
 		final String dbUrl = api.getParams().get("dbUrl");
 		final String dbUser = api.getParams().get("dbUser");
 		final String dbPassword = api.getParams().get("dbPassword");
+		final String acceptedNormTypesString = api.getParams().get("acceptedNormTypes");
 
 		log.info("baseUrl: {}", filePath);
 		log.info("dbUrl: {}", dbUrl);
 		log.info("dbUser: {}", dbUser);
 		log.info("dbPassword: {}", "***");
+		log.info("acceptedNormTypes: {}", acceptedNormTypesString);
 
 		try {
-			if (!this.fs.exists(filePath)) {
-				throw new CollectorException("path does not exist: " + filePath);
-			}
+			if (!this.fs.exists(filePath)) { throw new CollectorException("path does not exist: " + filePath); }
 		} catch (final Throwable e) {
 			throw new CollectorException(e);
 		}
 
 		final Set<String> acceptedOpendoarIds = findAcceptedOpendoarIds(dbUrl, dbUser, dbPassword);
 
+		final Set<String> acceptedNormTypes = new HashSet<>();
+		if (StringUtils.isNotBlank(acceptedNormTypesString)) {
+			for (final String s : StringUtils.split(acceptedNormTypesString, ",")) {
+				if (StringUtils.isNotBlank(s)) {
+					acceptedNormTypes.add(s.trim());
+				}
+			}
+		}
+
 		final Iterator<String> iterator = new BaseCollectorIterator(this.fs, filePath, report);
 		final Spliterator<String> spliterator = Spliterators.spliteratorUnknownSize(iterator, Spliterator.ORDERED);
 		return StreamSupport
-			.stream(spliterator, false)
-			.filter(doc -> filterXml(doc, acceptedOpendoarIds, report));
+				.stream(spliterator, false)
+				.filter(doc -> filterXml(doc, acceptedOpendoarIds, acceptedNormTypes));
 	}
 
 	private Set<String> findAcceptedOpendoarIds(final String dbUrl, final String dbUser, final String dbPassword)
-		throws CollectorException {
+			throws CollectorException {
 		final Set<String> accepted = new HashSet<>();
 
 		try (final DbClient dbClient = new DbClient(dbUrl, dbUser, dbPassword)) {
 
 			final String sql = IOUtils
-				.toString(
-					BaseAnalyzerJob.class
-						.getResourceAsStream("/eu/dnetlib/dhp/collection/plugin/base/sql/opendoar-accepted.sql"));
+					.toString(BaseAnalyzerJob.class
+							.getResourceAsStream("/eu/dnetlib/dhp/collection/plugin/base/sql/opendoar-accepted.sql"));
 
 			dbClient.processResults(sql, row -> {
 				try {
@@ -107,13 +117,24 @@ public class BaseCollectorPlugin implements CollectorPlugin {
 		return accepted;
 	}
 
-	private boolean filterXml(final String xml, final Set<String> acceptedOpendoarIds, final AggregatorReport report) {
+	protected static boolean filterXml(final String xml,
+			final Set<String> acceptedOpendoarIds,
+			final Set<String> acceptedNormTypes) {
 		try {
-			final String id = DocumentHelper
-				.parseText(xml)
-				.valueOf("//*[local-name()='collection']/@opendoar_id")
-				.trim();
-			return (StringUtils.isNotBlank(id) && acceptedOpendoarIds.contains("opendoar____::" + id.trim()));
+
+			final Document doc = DocumentHelper.parseText(xml);
+
+			final String id = doc.valueOf("//*[local-name()='collection']/@opendoar_id").trim();
+
+			if (StringUtils.isBlank(id) || !acceptedOpendoarIds.contains("opendoar____::" + id)) { return false; }
+
+			if (acceptedNormTypes.isEmpty()) { return true; }
+
+			for (final Object s : doc.selectNodes("//*[local-name()='typenorm']")) {
+				if (acceptedNormTypes.contains(((Node) s).getText().trim())) { return true; }
+			}
+
+			return false;
 		} catch (final DocumentException e) {
 			log.error("Error parsing document", e);
 			throw new RuntimeException("Error parsing document", e);
diff --git a/dhp-workflows/dhp-aggregation/src/test/java/eu/dnetlib/dhp/collection/plugin/base/BaseCollectorPluginTest.java b/dhp-workflows/dhp-aggregation/src/test/java/eu/dnetlib/dhp/collection/plugin/base/BaseCollectorPluginTest.java
new file mode 100644
index 000000000..306cc4303
--- /dev/null
+++ b/dhp-workflows/dhp-aggregation/src/test/java/eu/dnetlib/dhp/collection/plugin/base/BaseCollectorPluginTest.java
@@ -0,0 +1,31 @@
+package eu.dnetlib.dhp.collection.plugin.base;
+
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Set;
+
+import org.apache.commons.io.IOUtils;
+import org.junit.jupiter.api.Test;
+
+class BaseCollectorPluginTest {
+
+	@Test
+	void testFilterXml() throws Exception {
+		final String xml = IOUtils.toString(getClass().getResourceAsStream("record.xml"));
+
+		final Set<String> validIds = new HashSet<>(Arrays.asList("opendoar____::1234", "opendoar____::4567"));
+		final Set<String> validTypes = new HashSet<>(Arrays.asList("1", "121"));
+		final Set<String> validTypes2 = new HashSet<>(Arrays.asList("1", "11"));
+
+		assertTrue(BaseCollectorPlugin.filterXml(xml, validIds, validTypes));
+		assertTrue(BaseCollectorPlugin.filterXml(xml, validIds, new HashSet<>()));
+
+		assertFalse(BaseCollectorPlugin.filterXml(xml, new HashSet<>(), validTypes));
+		assertFalse(BaseCollectorPlugin.filterXml(xml, validIds, validTypes2));
+
+	}
+
+}