diff --git a/definitions/grib2/localConcepts/destinegen1/destineOriginConcept.def b/definitions/grib2/localConcepts/destinegen1/destineOriginConcept.def
new file mode 100644
index 000000000..aabe1dca6
--- /dev/null
+++ b/definitions/grib2/localConcepts/destinegen1/destineOriginConcept.def
@@ -0,0 +1,10 @@
+# Concept destineOrigin
+"DWD"                                       = { centre=98; subCentre=78; }
+"Meteo-France"                              = { centre=98; subCentre=84; }
+"Meteo-France"                              = { centre=98; subCentre=85; }
+"MPI-M"                                     = { centre=98; subCentre=252; }
+"AWI"                                       = { centre=98; subCentre=253; }
+"BSC"                                       = { centre=98; subCentre=1000; }
+"CSC"                                       = { centre=98; subCentre=1001; }
+"DKRZ"                                      = { centre=98; subCentre=1002; }
+"Climate DT consortium (CSC,AWI,BSC,MPI-M)" = { centre=98; subCentre=1003; }
diff --git a/definitions/grib2/localConcepts/destinegen1/gridSpecificationConcept.def b/definitions/grib2/localConcepts/destinegen1/gridSpecificationConcept.def
new file mode 100644
index 000000000..1ae35446d
--- /dev/null
+++ b/definitions/grib2/localConcepts/destinegen1/gridSpecificationConcept.def
@@ -0,0 +1,13 @@
+# Concept gridSpecification
+'H16' = {numberOfDataPoints=3072; gridDefinitionTemplateNumber=150; Nside=16;}
+'H32' = {numberOfDataPoints=12288; gridDefinitionTemplateNumber=150; Nside=32;}
+'H64' = {numberOfDataPoints=49152; gridDefinitionTemplateNumber=150; Nside=64;}
+'H128' = {numberOfDataPoints=196608; gridDefinitionTemplateNumber=150; Nside=128;}
+'H256' = {numberOfDataPoints=786432; gridDefinitionTemplateNumber=150; Nside=256;}
+'H512' = {numberOfDataPoints=3145728; gridDefinitionTemplateNumber=150; Nside=512;}
+'H1024' = {numberOfDataPoints=12582912; gridDefinitionTemplateNumber=150; Nside=1024;}
+'O1280' = {numberOfDataPoints=6599680; gridDefinitionTemplateNumber=40; Nj=2560;}
+'O2560' = {numberOfDataPoints=26306560; gridDefinitionTemplateNumber=40; Nj=5120;}
+'O8000' = {numberOfDataPoints=256288000; gridDefinitionTemplateNumber=40; Nj=16000;}
+'F90' = {numberOfDataPoints=65160; gridDefinitionTemplateNumber=0; Ni=360; Nj=181; }
+'F360' = {numberOfDataPoints=1038240; gridDefinitionTemplateNumber=0; Ni=1440; Nj=721; }
diff --git a/definitions/grib2/section.4.def b/definitions/grib2/section.4.def
index 3ccdde8c2..96bd22720 100644
--- a/definitions/grib2/section.4.def
+++ b/definitions/grib2/section.4.def
@@ -39,6 +39,8 @@ concept datasetForLocal(unknown) {
   "uerra"   = {productionStatusOfProcessedData=11;}
   "destine" = {productionStatusOfProcessedData=12;} # Destination Earth
   "destine" = {productionStatusOfProcessedData=13;}
+  "destinegen1" = {productionStatusOfProcessedData=12;generation=1;} # DestinE ClimateDT Generation 1
+  "destinegen1" = {productionStatusOfProcessedData=13;generation=1;}
   "era"     = {marsClass="e2";}
   "era"     = {marsClass="e4";}
   "era"     = {marsClass="ea";}