diff --git a/guide/release-notes/v3.0.16.adoc b/guide/release-notes/v3.0.16.adoc
index b7779470..d7b11aec 100644
--- a/guide/release-notes/v3.0.16.adoc
+++ b/guide/release-notes/v3.0.16.adoc
@@ -7,5 +7,7 @@ Release date:: 2023-11-01
 
 == Changes to code lists and validation artefacts
 
+* The validation rule identified as PEPPOL-EN16931-R006, which ensures that only one Invoice Object is allowed at the document level in an invoice/credit note, has been removed. This is because it duplicates the European standard rule UBL-SR-04, making it redundant and unnecessary.
+
 ==  Changes to Country-Specific Rules
 
diff --git a/rules/unit-UBL-PEPPOL/PEPPOL-EN16931-R006.xml b/rules/unit-UBL-PEPPOL/PEPPOL-EN16931-R006.xml
deleted file mode 100644
index 2b08c332..00000000
--- a/rules/unit-UBL-PEPPOL/PEPPOL-EN16931-R006.xml
+++ /dev/null
@@ -1,84 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<testSet xmlns="http://difi.no/xsd/vefa/validator/1.0" configuration="peppolbis-en16931-base-3.0-ubl">
-	<assert>
-    	<description>Verify existence of not more than a single object identifier on document level</description>
-		<scope>PEPPOL-EN16931-R006</scope>
-	</assert>
-	<test>
-		<assert>
-			<success>PEPPOL-EN16931-R006</success>
-		</assert>
-		<Invoice xmlns:cac="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2"
-			xmlns:cbc="urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2"
-			xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2">
-
-			<cac:AdditionalDocumentReference>
-				<cbc:ID schemeID="ABT">DR35141</cbc:ID>
-				<cbc:DocumentTypeCode>130</cbc:DocumentTypeCode>
-			</cac:AdditionalDocumentReference>
-			
-			<cac:AdditionalDocumentReference>
-				<cbc:ID>ts12345</cbc:ID>
-				<cbc:DocumentDescription>Technical specification</cbc:DocumentDescription>
-				<cac:Attachment>
-					<cac:ExternalReference>
-						<cbc:URI>www.techspec.no</cbc:URI>
-					</cac:ExternalReference>
-				</cac:Attachment>
-			</cac:AdditionalDocumentReference>
-
-		</Invoice>
-	</test>
-	<test>
-		<assert>
-			<success>PEPPOL-EN16931-R006</success>
-		</assert>
-		<Invoice xmlns:cac="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2"
-			xmlns:cbc="urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2"
-			xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2">
-
-			<cac:AdditionalDocumentReference>
-				<cbc:ID>ts12345</cbc:ID>
-				<cbc:DocumentDescription>Technical specification</cbc:DocumentDescription>
-				<cac:Attachment>
-					<cac:ExternalReference>
-						<cbc:URI>www.techspec.no</cbc:URI>
-					</cac:ExternalReference>
-				</cac:Attachment>
-			</cac:AdditionalDocumentReference>
-
-		</Invoice>
-	</test>
-	<test>
-		<assert>
-			<success>PEPPOL-EN16931-R006</success>
-		</assert>
-		<Invoice xmlns:cac="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2"
-			xmlns:cbc="urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2"
-			xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2">
-			
-<!--			<cac:AdditionalDocumentReference/>-->
-			
-			
-		</Invoice>
-	</test>
-	<test>
-		<assert>
-			<error>PEPPOL-EN16931-R006</error>
-		</assert>
-		<Invoice xmlns:cac="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2"
-			xmlns:cbc="urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2"
-			xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2">
-
-
-			<cac:AdditionalDocumentReference>
-				<cbc:DocumentTypeCode>130</cbc:DocumentTypeCode>
-			</cac:AdditionalDocumentReference>
-			
-			<cac:AdditionalDocumentReference>
-				<cbc:DocumentTypeCode>130</cbc:DocumentTypeCode>
-			</cac:AdditionalDocumentReference>
-
-		</Invoice>
-	</test>
-</testSet>