diff --git a/skos/amagi_ebu_IdentifierTypeCS.rdf b/skos/amagi_ebu_IdentifierTypeCS.rdf
index 3f2fcd9..dd8097f 100644
--- a/skos/amagi_ebu_IdentifierTypeCS.rdf
+++ b/skos/amagi_ebu_IdentifierTypeCS.rdf
@@ -86,6 +86,16 @@
     <skos:changeNote>First version</skos:changeNote>
     <rdf:type rdf:resource="http://www.ebu.ch/metadata/ontologies/ebucore/ebucore#IdentifierType"/>
   </rdf:Description>
+  <rdf:Description rdf:about="https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS#_hnc">
+    <skos:prefLabel xml:lang="en">HNC</skos:prefLabel>
+    <skos:note>Valid</skos:note>
+    <skos:inScheme rdf:resource="https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS"/>
+    <skos:historyNote>2026-07-27</skos:historyNote>
+    <skos:example></skos:example>
+    <skos:definition xml:lang="en">External id provided from HNC</skos:definition>
+    <skos:changeNote>First version</skos:changeNote>
+    <rdf:type rdf:resource="http://www.ebu.ch/metadata/ontologies/ebucore/ebucore#IdentifierType"/>
+  </rdf:Description>
   <rdf:Description rdf:about="https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS#_rcn_tv">
     <skos:prefLabel xml:lang="en">RCN TV</skos:prefLabel>
     <skos:note>Valid</skos:note>
@@ -1077,6 +1087,16 @@
     <skos:changeNote>First version</skos:changeNote>
     <rdf:type rdf:resource="http://www.ebu.ch/metadata/ontologies/ebucore/ebucore#IdentifierType"/>
   </rdf:Description>
+  <rdf:Description rdf:about="https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS#_isrc">
+    <skos:prefLabel xml:lang="en">ISRC</skos:prefLabel>
+    <skos:note>Valid</skos:note>
+    <skos:inScheme rdf:resource="https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS"/>
+    <skos:historyNote>2026-07-27</skos:historyNote>
+    <skos:example></skos:example>
+    <skos:definition xml:lang="en">External id provided from ISRC</skos:definition>
+    <skos:changeNote>First version</skos:changeNote>
+    <rdf:type rdf:resource="http://www.ebu.ch/metadata/ontologies/ebucore/ebucore#IdentifierType"/>
+  </rdf:Description>
   <rdf:Description rdf:about="https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS#_metro_tv">
     <skos:prefLabel xml:lang="en">Metro TV</skos:prefLabel>
     <skos:note>Valid</skos:note>
@@ -1505,6 +1525,16 @@
     <skos:changeNote>First version</skos:changeNote>
     <rdf:type rdf:resource="http://www.ebu.ch/metadata/ontologies/ebucore/ebucore#IdentifierType"/>
   </rdf:Description>
+  <rdf:Description rdf:about="https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS#_xite">
+    <skos:prefLabel xml:lang="en">Xite</skos:prefLabel>
+    <skos:note>Valid</skos:note>
+    <skos:inScheme rdf:resource="https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS"/>
+    <skos:historyNote>2026-07-27</skos:historyNote>
+    <skos:example></skos:example>
+    <skos:definition xml:lang="en">External id provided from Xite</skos:definition>
+    <skos:changeNote>First version</skos:changeNote>
+    <rdf:type rdf:resource="http://www.ebu.ch/metadata/ontologies/ebucore/ebucore#IdentifierType"/>
+  </rdf:Description>
   <rdf:Description rdf:about="https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS#_vchannels">
     <skos:prefLabel xml:lang="en">VChannels</skos:prefLabel>
     <skos:note>Valid</skos:note>
diff --git a/skos/amagi_ebu_IdentifierTypeCS.ttl b/skos/amagi_ebu_IdentifierTypeCS.ttl
index baadd47..c5d39c5 100644
--- a/skos/amagi_ebu_IdentifierTypeCS.ttl
+++ b/skos/amagi_ebu_IdentifierTypeCS.ttl
@@ -1786,4 +1786,34 @@
     skos:historyNote "2026-07-27" ;
     skos:inScheme <https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS> ;
     skos:note "Valid" ;
-    skos:prefLabel "Horse & Country"@en .
\ No newline at end of file
+    skos:prefLabel "Horse & Country"@en .
+
+<https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS#_hnc>
+    a ebucore:IdentifierType ;
+    skos:changeNote """First version""" ;
+    skos:definition """External id provided from HNC"""@en ;
+    skos:example "" ;
+    skos:historyNote "2026-07-27" ;
+    skos:inScheme <https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS> ;
+    skos:note "Valid" ;
+    skos:prefLabel "HNC"@en .
+
+<https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS#_xite>
+    a ebucore:IdentifierType ;
+    skos:changeNote """First version""" ;
+    skos:definition """External id provided from Xite"""@en ;
+    skos:example "" ;
+    skos:historyNote "2026-07-27" ;
+    skos:inScheme <https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS> ;
+    skos:note "Valid" ;
+    skos:prefLabel "Xite"@en .
+
+<https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS#_isrc>
+    a ebucore:IdentifierType ;
+    skos:changeNote """First version""" ;
+    skos:definition """External id provided from ISRC"""@en ;
+    skos:example "" ;
+    skos:historyNote "2026-07-27" ;
+    skos:inScheme <https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS> ;
+    skos:note "Valid" ;
+    skos:prefLabel "ISRC"@en .
\ No newline at end of file
diff --git a/skos/amagi_ebu_IdentifierTypeCS_amgext.rdf b/skos/amagi_ebu_IdentifierTypeCS_amgext.rdf
index 3f2fcd9..dd8097f 100644
--- a/skos/amagi_ebu_IdentifierTypeCS_amgext.rdf
+++ b/skos/amagi_ebu_IdentifierTypeCS_amgext.rdf
@@ -86,6 +86,16 @@
     <skos:changeNote>First version</skos:changeNote>
     <rdf:type rdf:resource="http://www.ebu.ch/metadata/ontologies/ebucore/ebucore#IdentifierType"/>
   </rdf:Description>
+  <rdf:Description rdf:about="https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS#_hnc">
+    <skos:prefLabel xml:lang="en">HNC</skos:prefLabel>
+    <skos:note>Valid</skos:note>
+    <skos:inScheme rdf:resource="https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS"/>
+    <skos:historyNote>2026-07-27</skos:historyNote>
+    <skos:example></skos:example>
+    <skos:definition xml:lang="en">External id provided from HNC</skos:definition>
+    <skos:changeNote>First version</skos:changeNote>
+    <rdf:type rdf:resource="http://www.ebu.ch/metadata/ontologies/ebucore/ebucore#IdentifierType"/>
+  </rdf:Description>
   <rdf:Description rdf:about="https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS#_rcn_tv">
     <skos:prefLabel xml:lang="en">RCN TV</skos:prefLabel>
     <skos:note>Valid</skos:note>
@@ -1077,6 +1087,16 @@
     <skos:changeNote>First version</skos:changeNote>
     <rdf:type rdf:resource="http://www.ebu.ch/metadata/ontologies/ebucore/ebucore#IdentifierType"/>
   </rdf:Description>
+  <rdf:Description rdf:about="https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS#_isrc">
+    <skos:prefLabel xml:lang="en">ISRC</skos:prefLabel>
+    <skos:note>Valid</skos:note>
+    <skos:inScheme rdf:resource="https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS"/>
+    <skos:historyNote>2026-07-27</skos:historyNote>
+    <skos:example></skos:example>
+    <skos:definition xml:lang="en">External id provided from ISRC</skos:definition>
+    <skos:changeNote>First version</skos:changeNote>
+    <rdf:type rdf:resource="http://www.ebu.ch/metadata/ontologies/ebucore/ebucore#IdentifierType"/>
+  </rdf:Description>
   <rdf:Description rdf:about="https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS#_metro_tv">
     <skos:prefLabel xml:lang="en">Metro TV</skos:prefLabel>
     <skos:note>Valid</skos:note>
@@ -1505,6 +1525,16 @@
     <skos:changeNote>First version</skos:changeNote>
     <rdf:type rdf:resource="http://www.ebu.ch/metadata/ontologies/ebucore/ebucore#IdentifierType"/>
   </rdf:Description>
+  <rdf:Description rdf:about="https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS#_xite">
+    <skos:prefLabel xml:lang="en">Xite</skos:prefLabel>
+    <skos:note>Valid</skos:note>
+    <skos:inScheme rdf:resource="https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS"/>
+    <skos:historyNote>2026-07-27</skos:historyNote>
+    <skos:example></skos:example>
+    <skos:definition xml:lang="en">External id provided from Xite</skos:definition>
+    <skos:changeNote>First version</skos:changeNote>
+    <rdf:type rdf:resource="http://www.ebu.ch/metadata/ontologies/ebucore/ebucore#IdentifierType"/>
+  </rdf:Description>
   <rdf:Description rdf:about="https://metadata.amagi.tv/skos/amagi_ebu_IdentifierTypeCS#_vchannels">
     <skos:prefLabel xml:lang="en">VChannels</skos:prefLabel>
     <skos:note>Valid</skos:note>