diff --git a/definitions/grib2/localConcepts/cnmc/modelName.def b/definitions/grib2/localConcepts/cnmc/modelName.def
deleted file mode 100644
index e7a85ed1f..000000000
--- a/definitions/grib2/localConcepts/cnmc/modelName.def
+++ /dev/null
@@ -1,7 +0,0 @@
-# modelName: Contribution from Daniel Lee @ DWD
-
-# defintions for Roma (COSMO LEPS)
-'cosmo-leps' = {
-    subCentre=98;
-    grib2LocalSectionNumber=28;
-}
diff --git a/definitions/grib2/localConcepts/edzw/modelName.def b/definitions/grib2/localConcepts/edzw/modelName.def
deleted file mode 100644
index 5af6fb6e6..000000000
--- a/definitions/grib2/localConcepts/edzw/modelName.def
+++ /dev/null
@@ -1,107 +0,0 @@
-# modelName: Contribution from Daniel Lee @ DWD
-
-# definitions for Offenbach
-'cosmo_eu' = {
-    generatingProcessIdentifier=131;
-}
-'cosmo_eu' = {
-    generatingProcessIdentifier=132;
-}
-'cosmo_eu' = {
-    generatingProcessIdentifier=134;
-}
-'cosmo_eu' = {
-    generatingProcessIdentifier=135;
-}
-'cosmo_de' = {
-    generatingProcessIdentifier=137;
-}
-'cosmo_de' = {
-    generatingProcessIdentifier=138;
-}
-'cosmo_de-eps' = {
-    generatingProcessIdentifier=137;
-    typeOfEnsembleForecast=192;
-}
-'cosmo_de-eps' = {
-    generatingProcessIdentifier=138;
-    typeOfEnsembleForecast=192;
-}
-
-#DWD model names for ICON
-'icogl' = {
-    gridDefinitionTemplateNumber=101;
-    generatingProcessIdentifier=1;
-}
-'icogl130' = {
-    numberOfGridUsed=26;
-    generatingProcessIdentifier=1;
-}
-'icogl130l90' = {
-    numberOfGridUsed=26;
-    nlev=91;
-    generatingProcessIdentifier=1;
-}
-'icogl130p' = {
-    numberOfGridUsed=26;
-    typeOfFirstFixedSurface=100;
-    generatingProcessIdentifier=1;
-}
-'icoeu'= {
-    gridDefinitionTemplateNumber=101;
-    generatingProcessIdentifier=2;
-}
-'icoeu065' = {
-    numberOfGridUsed=27;
-    generatingProcessIdentifier=2;
-}
-'icoeu065l60' = {
-    numberOfGridUsed=27;
-    nlev=61;
-    generatingProcessIdentifier=2;
-}
-'icreu' = {
-    gridDefinitionTemplateNumber=0;
-    generatingProcessIdentifier=2;
-}
-'icreu_0.625' = {
-    gridDefinitionTemplateNumber=0;
-    Dx=62500;
-    Dy=62500;
-    generatingProcessIdentifier=2;
-}
-'icreu_0.625l60' = {
-    gridDefinitionTemplateNumber=0;
-    Dx=62500;
-    Dy=62500;
-    nlev=61;
-    generatingProcessIdentifier=2;
-}
-'icreu_0.625p' = {
-    gridDefinitionTemplateNumber=0;
-    Dx=62500;
-    Dy=62500;
-    typeOfFirstFixedSurface=100;
-    generatingProcessIdentifier=2;
-}
-'icreu_0.625z' = {
-    gridDefinitionTemplateNumber=0;
-    Dx=62500;
-    Dy=62500;
-    typeOfFirstFixedSurface=102;
-    generatingProcessIdentifier=2;
-}
-'icrde' = {
-    gridDefinitionTemplateNumber=0;
-    generatingProcessIdentifier=3;
-}
-'icrgl' = {
-    gridDefinitionTemplateNumber=0;
-    generatingProcessIdentifier=1;
-}
-'icrgl_0.25' = {
-    gridDefinitionTemplateNumber=0;
-    Dx=250000;
-    Dy=250000;
-    generatingProcessIdentifier=1;
-}
diff --git a/definitions/grib2/localConcepts/lssw/modelName.def b/definitions/grib2/localConcepts/lssw/modelName.def
deleted file mode 100644
index 6413c0d1c..000000000
--- a/definitions/grib2/localConcepts/lssw/modelName.def
+++ /dev/null
@@ -1,17 +0,0 @@
-# modelName: Contribution from Daniel Lee @ DWD
-# definitions for Zurich
-'cosmo-1' = {
-    generatingProcessIdentifier=101;
-}
-'cosmo-2' = {
-    generatingProcessIdentifier=102;
-}
-'cosmo-7' = {
-    generatingProcessIdentifier=107;
-}
-'cosmo-e' = {
-    generatingProcessIdentifier=103;
-}
-'cosmo-e' = {
-    generatingProcessIdentifier=130;
-}
diff --git a/definitions/grib2/modelName.def b/definitions/grib2/modelName.def
deleted file mode 100644
index 25b89c3d1..000000000
--- a/definitions/grib2/modelName.def
+++ /dev/null
@@ -1,43 +0,0 @@
-# modelName: Contribution from Daniel Lee @ DWD
-
-# COSMO
-# general definition
-'cosmo' = { originatingCentre=250; }
-'cosmo' = { subCentre=250; }
-
-# definitions for ARPA-SIMC
-'cosmo-i2' = { originatingCentre=200;
-                generatingProcessIdentifier=36; }
-'cosmo-i2' = { originatingCentre=200;
-                generatingProcessIdentifier=139; }
-'cosmo-i2' = { originatingCentre=200;
-                generatingProcessIdentifier=144; }
-'cosmo-i2' = { originatingCentre=200;
-                generatingProcessIdentifier=148; }
-'cosmo-i7' = { originatingCentre=200;
-                generatingProcessIdentifier=31; }
-'cosmo-i7' = { originatingCentre=200;
-                generatingProcessIdentifier=32; }
-'cosmo-i7' = { originatingCentre=200;
-                generatingProcessIdentifier=34; }
-'cosmo-i7' = { originatingCentre=200;
-                generatingProcessIdentifier=38; }
-'cosmo-i7' = { originatingCentre=200;
-                generatingProcessIdentifier=42; }
-'cosmo-i7' = { originatingCentre=200;
-                generatingProcessIdentifier=46; }
-'cosmo-i7' = { originatingCentre=200;
-                generatingProcessIdentifier=131; }
-# definitions for Moscow
-'cosmo_ru' = { originatingCentre=76;
-                generatingProcessIdentifier=135; }
-'cosmo_ru-eps' = { originatingCentre=76;
-                generatingProcessIdentifier=235;}
-
-# definitions for Athens
-'cosmo-greece' = { originatingCentre=96;}
-# definitions for Warsaw / Poland
-'cosmo-poland' = { originatingCentre=220;}
-# definitions for Romania
-'cosmo-romania' = { originatingCentre=242;}
-
diff --git a/definitions/grib2/parameters.def b/definitions/grib2/parameters.def
index 6ffe2fe0d..0ddf9f901 100644
--- a/definitions/grib2/parameters.def
+++ b/definitions/grib2/parameters.def
@@ -27,9 +27,6 @@ concept cfVarNameLegacyECMF(defaultShortName,"cfVarName.legacy.def",conceptsMast
 concept cfVarNameECMF (cfVarNameLegacyECMF,"cfVarName.def",conceptsMasterDir,conceptsLocalDirECMF): no_copy;
 concept cfVarName (cfVarNameECMF,"cfVarName.def",conceptsDir2,conceptsDir1): no_copy,dump;
 
-# modelName: Contribution from Daniel Lee @ DWD
-concept modelName (defaultName,"modelName.def",conceptsDir2,conceptsDir1): no_copy,dump,read_only;
-
 template_nofail names "grib2/products_[productionStatusOfProcessedData].def";
 
 meta ifsParam ifs_param(paramId,type);