diff --git a/cldfbench_sinnemakizeromarking.py b/cldfbench_sinnemakizeromarking.py
index 273c4fc..343da08 100644
--- a/cldfbench_sinnemakizeromarking.py
+++ b/cldfbench_sinnemakizeromarking.py
@@ -281,6 +281,9 @@ def cmd_makecldf(self, args):
             'LingVariables.csv', delimiter=';', dicts=True)
         custom_parameters = self.etc_dir.read_csv('parameters.csv', dicts=True)
         custom_parameters = {param['ID']: param for param in custom_parameters}
+        custom_codes = {
+            code['ID']: code
+            for code in self.etc_dir.read_csv('codes.csv', dicts=True)}
 
         with open(metadata_folder / 'LingVariables.yaml') as f:
             ling_variables = load_yaml(f, YamlLoader)
@@ -353,6 +356,10 @@ def cmd_makecldf(self, args):
             }
             for param_id, param in ling_variables.items()
             for value, description in param.get('Levels', {}).items()]
+        for code in code_table:
+            if (custom_code := custom_codes.get(code['ID'])):
+                code['Name'] = custom_code.get('Name')
+                code['Description'] = custom_code.get('Description')
 
         value_table = [
             {
diff --git a/etc/codes.csv b/etc/codes.csv
new file mode 100644
index 0000000..2728b19
--- /dev/null
+++ b/etc/codes.csv
@@ -0,0 +1,23 @@
+ID,Parameter_ID,Name,Description
+wordorderbinned5-v1,wordorderbinned5,V1,verb-initial order
+wordorderbinned5-v3,wordorderbinned5,V3,verb-final order
+wordorderbinned5-svo,wordorderbinned5,SVO,subject-verb-object order
+wordorderbinned5-ovs,wordorderbinned5,OVS,object-verb-subject order
+wordorderbinned5-nd,wordorderbinned5,nd,no dominant order
+wordorderso-yes,wordorderso,yes,dominant subject-object order
+wordorderso-no,wordorderso,no,either dominant object-subject order or no dominant order
+wordorderbinned7-svo,wordorderbinned7,SVO,dominant subject-verb-object order
+wordorderbinned7-sov,wordorderbinned7,SOV,dominant subject-object-verb order
+wordorderbinned7-vso,wordorderbinned7,VSO,dominant verb-subject-object order
+wordorderbinned7-vos,wordorderbinned7,VOS,dominant verb-object-subject order
+wordorderbinned7-osv,wordorderbinned7,OSV,dominant object-subject-verb order
+wordorderbinned7-ovs,wordorderbinned7,OVS,dominant object-verb-subject order
+wordorderbinned7-nodom,wordorderbinned7,no dom.,no dominant word order
+wordordersfirst-yes,wordordersfirst,yes,dominant word order is subject-first (including SVO and SOV orders)
+wordordersfirst-no,wordordersfirst,no,dominant wordo order order is not subject-first (including verb-initial and object-initial orders)
+morphmarking-yes,morphmarking,yes,there is overt morphological marking of lexical arguments (subject and/or object)
+morphmarking-no,morphmarking,no,there is no overt marking of lexical arguments (subject and object)
+headmarking-yes,headmarking,yes,there is head marking of lexical arguments (subject and/or object)
+headmarking-no,headmarking,no,there is no head marking of lexical arguments (subject and object)
+dependentmarking-yes,dependentmarking,yes,there is dependent marking of lexical arguments (subject and/or object)
+dependentmarking-no,dependentmarking,no,there is no dependent marking of lexical arguments (subject and object)