diff --git a/C01.csv b/C01.csv
index 2536aa1..6f1cb06 100644
--- a/C01.csv
+++ b/C01.csv
@@ -186,7 +186,8 @@ Not applicable,177,177,NOAA National Ocean Service - United States,Operational
 Not applicable,178,178,"Spire Global, Inc.",Operational
 Not applicable,179,179,"GeoOptics, Inc.",Operational
 Not applicable,180,180,PlanetiQ,Operational
-Not applicable,181-189,181-189,Reserved for other centres,Operational
+Not applicable,181,181,Atmospheric and Environmental Research (AER),Operational
+Not applicable,182-189,182-189,Reserved for other centres,Operational
 Not applicable,190,190,Cook Islands (NMC),Operational
 Not applicable,191,191,French Polynesia (NMC),Operational
 Not applicable,192,192,Tonga (NMC),Operational
diff --git a/C11.csv b/C11.csv
index b9148d8..0137287 100644
--- a/C11.csv
+++ b/C11.csv
@@ -186,7 +186,8 @@ CREX2,GRIB2_BUFR4,OriginatingGeneratingCentre_en,Status
 00178,178,"Spire Global, Inc.",Operational
 00179,179,"GeoOptics, Inc.",Operational
 00180,180,PlanetiQ,Operational
-00181-00189,181-189,Reserved for other centres,Operational
+00181,181,Atmospheric and Environmental Research (AER),Operational
+00182-00189,182-189,Reserved for other centres,Operational
 00190,190,Cook Islands (NMC),Operational
 00191,191,French Polynesia (NMC),Operational
 00192,192,Tonga (NMC),Operational
diff --git a/xml/C00.xml b/xml/C00.xml
index a548311..c4a36b3 100644
--- a/xml/C00.xml
+++ b/xml/C00.xml
@@ -284,7 +284,7 @@
     <GRIB-version-number>31</GRIB-version-number>
     <BUFR-version-number>40</BUFR-version-number>
     <CREX-version-number>40</CREX-version-number>
-    <Effective-date>15 May 2023</Effective-date>
+    <Effective-date>15 June 2023</Effective-date>
     <Status>Operational</Status>
   </C00>
   <C00>
diff --git a/xml/C01.xml b/xml/C01.xml
index 9d4144e..bec772e 100644
--- a/xml/C01.xml
+++ b/xml/C01.xml
@@ -1311,8 +1311,15 @@
   </C01>
   <C01>
     <CodeFigureForF1F2>Not applicable</CodeFigureForF1F2>
-    <CodeFigureForF3F3F3>181-189</CodeFigureForF3F3F3>
-    <Octet5GRIB1_Octet6BUFR3>181-189</Octet5GRIB1_Octet6BUFR3>
+    <CodeFigureForF3F3F3>181</CodeFigureForF3F3F3>
+    <Octet5GRIB1_Octet6BUFR3>181</Octet5GRIB1_Octet6BUFR3>
+    <OriginatingGeneratingCentres_en>Atmospheric and Environmental Research (AER)</OriginatingGeneratingCentres_en>
+    <Status>Operational</Status>
+  </C01>
+  <C01>
+    <CodeFigureForF1F2>Not applicable</CodeFigureForF1F2>
+    <CodeFigureForF3F3F3>182-189</CodeFigureForF3F3F3>
+    <Octet5GRIB1_Octet6BUFR3>182-189</Octet5GRIB1_Octet6BUFR3>
     <OriginatingGeneratingCentres_en>Reserved for other centres</OriginatingGeneratingCentres_en>
     <Status>Operational</Status>
   </C01>
diff --git a/xml/C11.xml b/xml/C11.xml
index 0a3f58c..d9d0b79 100644
--- a/xml/C11.xml
+++ b/xml/C11.xml
@@ -1123,8 +1123,14 @@
     <Status>Operational</Status>
   </C11>
   <C11>
-    <CREX2>00181-00189</CREX2>
-    <GRIB2_BUFR4>181-189</GRIB2_BUFR4>
+    <CREX2>00181</CREX2>
+    <GRIB2_BUFR4>181</GRIB2_BUFR4>
+    <OriginatingGeneratingCentre_en>Atmospheric and Environmental Research (AER)</OriginatingGeneratingCentre_en>
+    <Status>Operational</Status>
+  </C11>
+  <C11>
+    <CREX2>00182-00189</CREX2>
+    <GRIB2_BUFR4>182-189</GRIB2_BUFR4>
     <OriginatingGeneratingCentre_en>Reserved for other centres</OriginatingGeneratingCentre_en>
     <Status>Operational</Status>
   </C11>