diff --git a/104144/examples/correspondence.xml b/104144/examples/correspondence.xml
new file mode 100644
index 0000000000000000000000000000000000000000..16ddc89cb37cbbbc07c1b58faba4d526932b1f15
--- /dev/null
+++ b/104144/examples/correspondence.xml
@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<HI1Message xmlns="http://uri.etsi.org/03120/common/2019/10/Core" xmlns:auth="http://uri.etsi.org/03120/common/2020/09/Authorisation" xmlns:doc="http://uri.etsi.org/03120/common/2020/09/Document" xmlns:task="http://uri.etsi.org/03120/common/2020/09/Task" xmlns:notify="http://uri.etsi.org/03120/common/2016/02/Notification" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:delivery="http://uri.etsi.org/03120/common/2019/10/Delivery" xmlns:common="http://uri.etsi.org/03120/common/2016/02/Common">
+    <Header>
+        <SenderIdentifier>
+            <CountryCode>FR</CountryCode>
+            <UniqueIdentifier>epoc-authority-1</UniqueIdentifier>
+        </SenderIdentifier>
+        <ReceiverIdentifier>
+            <CountryCode>DE</CountryCode>
+            <UniqueIdentifier>service-provider-1</UniqueIdentifier>
+        </ReceiverIdentifier>
+        <TransactionIdentifier>54d4fe8b-3931-4749-8e59-184dc284d108</TransactionIdentifier>
+        <Timestamp>2025-07-26T09:30:00.000000+01:00</Timestamp>
+        <Version>
+            <ETSIVersion>V1.21.1</ETSIVersion>
+            <NationalProfileOwner>EU</NationalProfileOwner>
+            <NationalProfileVersion>v1.2.1</NationalProfileVersion>
+        </Version>
+    </Header>
+    <Payload>
+        <RequestPayload>
+            <ActionRequests>
+                <ActionRequest>
+                    <ActionIdentifier>0</ActionIdentifier>
+                    <CREATE>
+                        <HI1Object xsi:type="doc:DocumentObject">
+                            <ObjectIdentifier>f653c512-e363-401e-85f4-303b10d87527</ObjectIdentifier>
+                            <CountryCode>FR</CountryCode>
+                            <OwnerIdentifier>epoc-authority-1</OwnerIdentifier>
+                            <AssociatedObjects>
+                                <AssociatedObject>e241c1da-b108-48a4-a31a-04554d7bd3f8</AssociatedObject>
+                            </AssociatedObjects>
+                            <doc:DocumentName>Correspondence</doc:DocumentName>
+                            <doc:DocumentType>
+                                <common:Owner>ETSI</common:Owner>
+                                <common:Name>EPOCDocumentType</common:Name>
+                                <common:Value>ProceedingToCourt</common:Value>
+                            </doc:DocumentType>
+                            <doc:DocumentBody>
+                                <doc:Contents>RVBPQy9FUE9DLVBSIEZvcm0=</doc:Contents>
+                                <doc:ContentType>text/plain</doc:ContentType>
+                            </doc:DocumentBody>
+                        </HI1Object>
+                    </CREATE>
+                </ActionRequest>
+            </ActionRequests>
+        </RequestPayload>
+    </Payload>
+</HI1Message>
\ No newline at end of file
diff --git a/104144/examples/delivery_status.xml b/104144/examples/delivery_status.xml
new file mode 100644
index 0000000000000000000000000000000000000000..715679f09b6f01fe0fd24ea17b602d22fa3543e9
--- /dev/null
+++ b/104144/examples/delivery_status.xml
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<HI1Message xmlns="http://uri.etsi.org/03120/common/2019/10/Core" xmlns:auth="http://uri.etsi.org/03120/common/2020/09/Authorisation" xmlns:doc="http://uri.etsi.org/03120/common/2020/09/Document" xmlns:task="http://uri.etsi.org/03120/common/2020/09/Task" xmlns:notify="http://uri.etsi.org/03120/common/2016/02/Notification" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:delivery="http://uri.etsi.org/03120/common/2019/10/Delivery" xmlns:common="http://uri.etsi.org/03120/common/2016/02/Common">
+    <Header>
+        <SenderIdentifier>
+            <CountryCode>DE</CountryCode>
+            <UniqueIdentifier>issuing-authority-1</UniqueIdentifier>
+        </SenderIdentifier>
+        <ReceiverIdentifier>
+            <CountryCode>IE</CountryCode>
+            <UniqueIdentifier>service-provider-1</UniqueIdentifier>
+        </ReceiverIdentifier>
+        <TransactionIdentifier>b45588b0-015c-4f5f-9ba7-4de55890c7a0</TransactionIdentifier>
+        <Timestamp>2025-07-26T09:30:00.000000+01:00</Timestamp>
+        <Version>
+            <ETSIVersion>V1.21.1</ETSIVersion>
+            <NationalProfileOwner>EU</NationalProfileOwner>
+            <NationalProfileVersion>v1.2.1</NationalProfileVersion>
+        </Version>
+    </Header>
+    <Payload>
+        <RequestPayload>
+            <ActionRequests>
+                <ActionRequest>
+                    <ActionIdentifier>0</ActionIdentifier>
+                    <UPDATE>
+                        <HI1Object xsi:type="delivery:DeliveryObject">
+                            <ObjectIdentifier>e6f38de0-7e0c-40f1-a0ce-260ec58169b8</ObjectIdentifier>
+                            <delivery:DeliveryDesiredStatus>
+                                <common:Owner>ETSI</common:Owner>
+                                <common:Name>DeliveryDesiredStatus</common:Name>
+                                <common:Value>Received</common:Value>
+                            </delivery:DeliveryDesiredStatus>
+                        </HI1Object>
+                    </UPDATE>
+                </ActionRequest>
+            </ActionRequests>
+        </RequestPayload>
+    </Payload>
+</HI1Message>
\ No newline at end of file
diff --git a/104144/examples/end_preservation.xml b/104144/examples/end_preservation.xml
new file mode 100644
index 0000000000000000000000000000000000000000..2331912ca04bfc3e364bbfe375e69946db49f5f8
--- /dev/null
+++ b/104144/examples/end_preservation.xml
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<HI1Message xmlns="http://uri.etsi.org/03120/common/2019/10/Core" xmlns:auth="http://uri.etsi.org/03120/common/2020/09/Authorisation" xmlns:doc="http://uri.etsi.org/03120/common/2020/09/Document" xmlns:task="http://uri.etsi.org/03120/common/2020/09/Task" xmlns:notify="http://uri.etsi.org/03120/common/2016/02/Notification" xmlns:ef1="http://uri.etsi.org/03120/common/2025/02/EpocForm1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ph="http://uri.etsi.org/03120/common/2025/02/EPOCPlaceholder" xmlns:epoc="http://data.europa.eu/edm/1/ns/epoc" xmlns:eio="http://data.europa.eu/edm/1/ns/eio" xmlns:epocform1="http://data.europa.eu/edm/1/ns/forms/EPOC-FORM-1#" xmlns:epocform2="http://data.europa.eu/edm/1/ns/forms/EPOC-PR-FORM-2#" xmlns:epocform3="http://data.europa.eu/edm/1/ns/forms/EPOC-FORM-3#" xmlns:eopcform5="http://data.europa.eu/edm/1/ns/forms/EPOC-PR-FORM-5#" xmlns:eopcform6="http://data.europa.eu/edm/1/ns/forms/EPOC-PR-FORM-6#" xmlns:common="http://uri.etsi.org/03120/common/2016/02/Common" xmlns:ecauth="http://uri.etsi.org/03120/common/2025/02/EioAuthority">
+    <Header>
+        <SenderIdentifier>
+            <CountryCode>DE</CountryCode>
+            <UniqueIdentifier>issuing-authority-1</UniqueIdentifier>
+        </SenderIdentifier>
+        <ReceiverIdentifier>
+            <CountryCode>IE</CountryCode>
+            <UniqueIdentifier>service-provider-1</UniqueIdentifier>
+        </ReceiverIdentifier>
+        <TransactionIdentifier>84ccbe71-7e9b-4032-9c31-c93e5fe39a76</TransactionIdentifier>
+        <Timestamp>2025-07-26T09:30:00.000000+01:00</Timestamp>
+        <Version>
+            <ETSIVersion>V1.21.1</ETSIVersion>
+            <NationalProfileOwner>EU</NationalProfileOwner>
+            <NationalProfileVersion>v1.2.1</NationalProfileVersion>
+        </Version>
+    </Header>
+    <Payload>
+        <RequestPayload>
+            <ActionRequests>
+                <ActionRequest>
+                    <ActionIdentifier>0</ActionIdentifier>
+                    <UPDATE>
+                        <HI1Object xsi:type="task:LPTaskObject">
+                            <ObjectIdentifier>4f64f242-603b-4998-9916-b8e1b8849aca</ObjectIdentifier>
+                            <task:DesiredStatus>
+                                <common:Owner>ETSI</common:Owner>
+                                <common:Name>LDTaskDesiredStatus</common:Name>
+                                <common:Value>Cancelled</common:Value>
+                            </task:DesiredStatus>
+                        </HI1Object>
+                    </UPDATE>
+                </ActionRequest>
+            </ActionRequests>
+        </RequestPayload>
+    </Payload>
+</HI1Message>
\ No newline at end of file
diff --git a/104144/examples/form1_fullOutcome_noEmergency_request.xml b/104144/examples/form1_fullOutcome_noEmergency_request.xml
index 56610dc1df04efda52c5bd176936c354c7031e5e..bfda620d0ec4aa79058579ad7f6ccd655f481dd8 100644
--- a/104144/examples/form1_fullOutcome_noEmergency_request.xml
+++ b/104144/examples/form1_fullOutcome_noEmergency_request.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<HI1Message xmlns="http://uri.etsi.org/03120/common/2019/10/Core" xmlns:auth="http://uri.etsi.org/03120/common/2020/09/Authorisation" xmlns:doc="http://uri.etsi.org/03120/common/2020/09/Document" xmlns:task="http://uri.etsi.org/03120/common/2020/09/Task" xmlns:notify="http://uri.etsi.org/03120/common/2016/02/Notification" xmlns:ef1="http://uri.etsi.org/03120/common/2025/02/EpocForm1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ph="http://uri.etsi.org/03120/common/2025/02/EPOCPlaceholder" xmlns:epoc="http://data.europa.eu/edm/1/ns/epoc" xmlns:eio="http://data.europa.eu/edm/1/ns/eio" xmlns:epocform1="http://data.europa.eu/edm/1/ns/forms/EPOC-FORM-1#" xmlns:epocform2="http://data.europa.eu/edm/1/ns/forms/EPOC-PR-FORM-2#" xmlns:epocform3="http://data.europa.eu/edm/1/ns/forms/EPOC-FORM-3#" xmlns:eopcform5="http://data.europa.eu/edm/1/ns/forms/EPOC-PR-FORM-5#" xmlns:eopcform6="http://data.europa.eu/edm/1/ns/forms/EPOC-PR-FORM-6#" xmlns:delivery="http://uri.etsi.org/03120/common/2019/10/Delivery" xmlns:common="http://uri.etsi.org/03120/common/2016/02/Common" xmlns:ecauth="http://uri.etsi.org/03120/common/2025/02/EioAuthority">
+<HI1Message xmlns="http://uri.etsi.org/03120/common/2019/10/Core" xmlns:auth="http://uri.etsi.org/03120/common/2020/09/Authorisation" xmlns:doc="http://uri.etsi.org/03120/common/2020/09/Document" xmlns:task="http://uri.etsi.org/03120/common/2020/09/Task" xmlns:notify="http://uri.etsi.org/03120/common/2016/02/Notification" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:delivery="http://uri.etsi.org/03120/common/2019/10/Delivery" xmlns:common="http://uri.etsi.org/03120/common/2016/02/Common">
     <Header>
         <SenderIdentifier>
             <CountryCode>DE</CountryCode>
diff --git a/104144/examples/form1_noEmergency_notification_request.xml b/104144/examples/form1_noEmergency_notification_request.xml
index f0be18b9130788adde96e9d7d0eb3a5d323875e3..c39fa324257e59bb5df123f9b3198ab3c67d0fcf 100644
--- a/104144/examples/form1_noEmergency_notification_request.xml
+++ b/104144/examples/form1_noEmergency_notification_request.xml
@@ -198,6 +198,21 @@
                                     </task:LDDeliveryProfile>
                                 </task:LDDeliveryDestination>
                             </task:DeliveryDetails>
+                            <task:Deadlines>
+                                <task:LDDeadline>
+                                    <task:DateTime>2026-01-01T00:00:00Z</task:DateTime>
+                                    <task:NatureOfDeadline>
+                                        <common:Owner>ETSI</common:Owner>
+                                        <common:Name>LDNatureOfDeadline</common:Name>
+                                        <common:Value>OtherDeadline</common:Value>
+                                    </task:NatureOfDeadline>
+                                    <task:OtherInformation>
+                                        An example of an additional deadline from Form 1 Section C,
+                                        distinct from the delivery deadline which is encoded using
+                                        the Authorisation priority.
+                                    </task:OtherInformation>
+                                </task:LDDeadline>
+                            </task:Deadlines>
                         </HI1Object>
                     </CREATE>
                 </ActionRequest>
diff --git a/104144/examples/form2.xml b/104144/examples/form2.xml
index e37b05f193df98b6b1466cc6c1e1dc6108877ff9..66ac86659d429441a31dd2cc8f83314cc213e1f3 100644
--- a/104144/examples/form2.xml
+++ b/104144/examples/form2.xml
@@ -2,8 +2,8 @@
 <HI1Message xmlns="http://uri.etsi.org/03120/common/2019/10/Core" xmlns:auth="http://uri.etsi.org/03120/common/2020/09/Authorisation" xmlns:doc="http://uri.etsi.org/03120/common/2020/09/Document" xmlns:task="http://uri.etsi.org/03120/common/2020/09/Task" xmlns:notify="http://uri.etsi.org/03120/common/2016/02/Notification" xmlns:ef1="http://uri.etsi.org/03120/common/2025/02/EpocForm1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ph="http://uri.etsi.org/03120/common/2025/02/EPOCPlaceholder" xmlns:epoc="http://data.europa.eu/edm/1/ns/epoc" xmlns:eio="http://data.europa.eu/edm/1/ns/eio" xmlns:epocform1="http://data.europa.eu/edm/1/ns/forms/EPOC-FORM-1#" xmlns:epocform2="http://data.europa.eu/edm/1/ns/forms/EPOC-PR-FORM-2#" xmlns:epocform3="http://data.europa.eu/edm/1/ns/forms/EPOC-FORM-3#" xmlns:eopcform5="http://data.europa.eu/edm/1/ns/forms/EPOC-PR-FORM-5#" xmlns:eopcform6="http://data.europa.eu/edm/1/ns/forms/EPOC-PR-FORM-6#" xmlns:common="http://uri.etsi.org/03120/common/2016/02/Common" xmlns:ecauth="http://uri.etsi.org/03120/common/2025/02/EioAuthority">
     <Header>
         <SenderIdentifier>
-            <CountryCode>XX</CountryCode>
-            <UniqueIdentifier>RI_API</UniqueIdentifier>
+            <CountryCode>FR</CountryCode>
+            <UniqueIdentifier>epoc-authority-1</UniqueIdentifier>
         </SenderIdentifier>
         <ReceiverIdentifier>
             <CountryCode>DE</CountryCode>
@@ -12,9 +12,9 @@
         <TransactionIdentifier>ee14afe1-acec-440b-a9e0-47fdd6db5672</TransactionIdentifier>
         <Timestamp>2025-05-30T14:54:05.171742+01:00</Timestamp>
         <Version>
-            <ETSIVersion>V1.20.1</ETSIVersion>
+            <ETSIVersion>V1.21.1</ETSIVersion>
             <NationalProfileOwner>EU</NationalProfileOwner>
-            <NationalProfileVersion>v1.1.1</NationalProfileVersion>
+            <NationalProfileVersion>v1.2.1</NationalProfileVersion>
         </Version>
     </Header>
     <Payload>
@@ -26,7 +26,7 @@
                         <HI1Object xsi:type="auth:AuthorisationObject">
                             <ObjectIdentifier>e241c1da-b108-48a4-a31a-04554d7bd3f8</ObjectIdentifier>
                             <CountryCode>DE</CountryCode>
-                            <OwnerIdentifier>service-provider-1</OwnerIdentifier>
+                            <OwnerIdentifier>issuing-authority-1</OwnerIdentifier>
                             <auth:AuthorisationReference>EPOCPR-FR-DE-2025-05-20-0001-1</auth:AuthorisationReference>
                             <auth:AuthorisationLegalType>
                                 <common:Owner>ETSI</common:Owner>
diff --git a/104144/examples/form5.xml b/104144/examples/form5_subsequent_production.xml
similarity index 91%
rename from 104144/examples/form5.xml
rename to 104144/examples/form5_subsequent_production.xml
index f0fc81bab6d08072b5c612a2d29276c69b0a0949..37fd4c174de89ae1cfca58348408603309ddd806 100644
--- a/104144/examples/form5.xml
+++ b/104144/examples/form5_subsequent_production.xml
@@ -3,7 +3,7 @@
     <Header>
         <SenderIdentifier>
             <CountryCode>XX</CountryCode>
-            <UniqueIdentifier>RI_API</UniqueIdentifier>
+            <UniqueIdentifier>epoc-authority-1</UniqueIdentifier>
         </SenderIdentifier>
         <ReceiverIdentifier>
             <CountryCode>DE</CountryCode>
@@ -25,11 +25,6 @@
                     <UPDATE>
                         <HI1Object xsi:type="task:LPTaskObject">
                             <ObjectIdentifier>4f64f242-603b-4998-9916-b8e1b8849aca</ObjectIdentifier>
-                            <CountryCode>FR</CountryCode>
-                            <OwnerIdentifier>epoc-authority-1</OwnerIdentifier>
-                            <AssociatedObjects>
-                                <AssociatedObject>e241c1da-b108-48a4-a31a-04554d7bd3f8</AssociatedObject>
-                            </AssociatedObjects>
                             <task:DesiredStatus>
                                 <common:Owner>ETSI</common:Owner>
                                 <common:Name>LDTaskDesiredStatus</common:Name>
diff --git a/104144/examples/form6.xml b/104144/examples/form6_preservation_extension.xml
similarity index 86%
rename from 104144/examples/form6.xml
rename to 104144/examples/form6_preservation_extension.xml
index 5f8e55a05b5f297b49042094c42a4992d4a5b203..0171382d90e342f8e6e674da236d2875a3b9e2ca 100644
--- a/104144/examples/form6.xml
+++ b/104144/examples/form6_preservation_extension.xml
@@ -2,8 +2,8 @@
 <HI1Message xmlns="http://uri.etsi.org/03120/common/2019/10/Core" xmlns:auth="http://uri.etsi.org/03120/common/2020/09/Authorisation" xmlns:doc="http://uri.etsi.org/03120/common/2020/09/Document" xmlns:task="http://uri.etsi.org/03120/common/2020/09/Task" xmlns:notify="http://uri.etsi.org/03120/common/2016/02/Notification" xmlns:ef1="http://uri.etsi.org/03120/common/2025/02/EpocForm1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ph="http://uri.etsi.org/03120/common/2025/02/EPOCPlaceholder" xmlns:epoc="http://data.europa.eu/edm/1/ns/epoc" xmlns:eio="http://data.europa.eu/edm/1/ns/eio" xmlns:epocform1="http://data.europa.eu/edm/1/ns/forms/EPOC-FORM-1#" xmlns:epocform2="http://data.europa.eu/edm/1/ns/forms/EPOC-PR-FORM-2#" xmlns:epocform3="http://data.europa.eu/edm/1/ns/forms/EPOC-FORM-3#" xmlns:eopcform5="http://data.europa.eu/edm/1/ns/forms/EPOC-PR-FORM-5#" xmlns:eopcform6="http://data.europa.eu/edm/1/ns/forms/EPOC-PR-FORM-6#" xmlns:common="http://uri.etsi.org/03120/common/2016/02/Common" xmlns:ecauth="http://uri.etsi.org/03120/common/2025/02/EioAuthority">
     <Header>
         <SenderIdentifier>
-            <CountryCode>XX</CountryCode>
-            <UniqueIdentifier>RI_API</UniqueIdentifier>
+            <CountryCode>FR</CountryCode>
+            <UniqueIdentifier>epoc-authority-1</UniqueIdentifier>
         </SenderIdentifier>
         <ReceiverIdentifier>
             <CountryCode>DE</CountryCode>
@@ -12,9 +12,9 @@
         <TransactionIdentifier>e17a6d1f-c91e-49b6-b61d-1ee344be2637</TransactionIdentifier>
         <Timestamp>2025-05-30T14:55:14.650404+01:00</Timestamp>
         <Version>
-            <ETSIVersion>V1.20.1</ETSIVersion>
+            <ETSIVersion>V1.21.1</ETSIVersion>
             <NationalProfileOwner>EU</NationalProfileOwner>
-            <NationalProfileVersion>v1.1.1</NationalProfileVersion>
+            <NationalProfileVersion>v1.2.1</NationalProfileVersion>
         </Version>
     </Header>
     <Payload>
@@ -25,11 +25,6 @@
                     <UPDATE>
                         <HI1Object xsi:type="task:LPTaskObject">
                             <ObjectIdentifier>4f64f242-603b-4998-9916-b8e1b8849aca</ObjectIdentifier>
-                            <CountryCode>FR</CountryCode>
-                            <OwnerIdentifier>epoc-authority-1</OwnerIdentifier>
-                            <AssociatedObjects>
-                                <AssociatedObject>e241c1da-b108-48a4-a31a-04554d7bd3f8</AssociatedObject>
-                            </AssociatedObjects>
                             <task:DesiredPreservationExpiration>2025-07-29T14:55:14+01:00</task:DesiredPreservationExpiration>
                         </HI1Object>
                     </UPDATE>
diff --git a/104144/examples/new_deadline_request.xml b/104144/examples/new_deadline_request.xml
new file mode 100644
index 0000000000000000000000000000000000000000..405230577298ed532791f1711b56d714d25045e4
--- /dev/null
+++ b/104144/examples/new_deadline_request.xml
@@ -0,0 +1,60 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<HI1Message xmlns="http://uri.etsi.org/03120/common/2019/10/Core" xmlns:auth="http://uri.etsi.org/03120/common/2020/09/Authorisation" xmlns:doc="http://uri.etsi.org/03120/common/2020/09/Document" xmlns:task="http://uri.etsi.org/03120/common/2020/09/Task" xmlns:notify="http://uri.etsi.org/03120/common/2016/02/Notification" xmlns:ef1="http://uri.etsi.org/03120/common/2025/02/EpocForm1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ph="http://uri.etsi.org/03120/common/2025/02/EPOCPlaceholder" xmlns:epoc="http://data.europa.eu/edm/1/ns/epoc" xmlns:eio="http://data.europa.eu/edm/1/ns/eio" xmlns:epocform1="http://data.europa.eu/edm/1/ns/forms/EPOC-FORM-1#" xmlns:epocform2="http://data.europa.eu/edm/1/ns/forms/EPOC-PR-FORM-2#" xmlns:epocform3="http://data.europa.eu/edm/1/ns/forms/EPOC-FORM-3#" xmlns:eopcform5="http://data.europa.eu/edm/1/ns/forms/EPOC-PR-FORM-5#" xmlns:eopcform6="http://data.europa.eu/edm/1/ns/forms/EPOC-PR-FORM-6#" xmlns:common="http://uri.etsi.org/03120/common/2016/02/Common" xmlns:ecauth="http://uri.etsi.org/03120/common/2025/02/EioAuthority">
+    <Header>
+        <SenderIdentifier>
+            <CountryCode>DE</CountryCode>
+            <UniqueIdentifier>issuing-authority-1</UniqueIdentifier>
+        </SenderIdentifier>
+        <ReceiverIdentifier>
+            <CountryCode>IE</CountryCode>
+            <UniqueIdentifier>service-provider-1</UniqueIdentifier>
+        </ReceiverIdentifier>
+        <TransactionIdentifier>6bf108d9-261a-4282-af44-f798cb2e448f</TransactionIdentifier>
+        <Timestamp>2026-12-12T09:30:00.000000Z</Timestamp>
+        <Version>
+            <ETSIVersion>V1.21.1</ETSIVersion>
+            <NationalProfileOwner>EU</NationalProfileOwner>
+            <NationalProfileVersion>v1.2.1</NationalProfileVersion>
+        </Version>
+    </Header>
+    <Payload>
+        <RequestPayload>
+            <ActionRequests>
+                <ActionRequest>
+                    <ActionIdentifier>0</ActionIdentifier>
+                    <UPDATE>
+                        <HI1Object xsi:type="task:LDTaskObject">
+                            <ObjectIdentifier>f966e795-bc92-4bc4-9c6b-96c1b1b8cb1d</ObjectIdentifier>
+                            <task:Deadlines>
+                                <task:LDDeadline>
+                                    <task:DateTime>2026-01-01T00:00:00Z</task:DateTime>
+                                    <task:NatureOfDeadline>
+                                        <common:Owner>ETSI</common:Owner>
+                                        <common:Name>LDNatureOfDeadline</common:Name>
+                                        <common:Value>DeadlineForDelivery</common:Value>
+                                    </task:NatureOfDeadline>
+                                    <task:OtherInformation>
+                                        This is an example of a new delivery deadline being set.
+                                    </task:OtherInformation>
+                                </task:LDDeadline>
+                                <task:LDDeadline>
+                                    <task:DateTime>2026-01-01T00:00:00Z</task:DateTime>
+                                    <task:NatureOfDeadline>
+                                        <common:Owner>ETSI</common:Owner>
+                                        <common:Name>LDNatureOfDeadline</common:Name>
+                                        <common:Value>OtherDeadline</common:Value>
+                                    </task:NatureOfDeadline>
+                                    <task:OtherInformation>
+                                        Any additional deadlines from Form 1 Section C that still apply
+                                        need to be repeated here because of list UPDATE semantics
+                                        (see TS 103 120 clause 6.4.7 - the list is overwritten).
+                                    </task:OtherInformation>
+                                </task:LDDeadline>
+                            </task:Deadlines>
+                        </HI1Object>
+                    </UPDATE>
+                </ActionRequest>
+            </ActionRequests>
+        </RequestPayload>
+    </Payload>
+</HI1Message>
\ No newline at end of file