diff --git a/nomenclature.yaml b/nomenclature.yaml
index 5b88f2c..24f292b 100644
--- a/nomenclature.yaml
+++ b/nomenclature.yaml
@@ -9,5 +9,19 @@ definitions:
     repository: common-definitions
   variable:
     repository: common-definitions
+    include:
+      - name: "Primary Energy*"
+        depth: [ 1, 2 ]
+      - name: "Secondary Energy*"
+        tier: [ 1, 2 ]
+      - name: "Final Energy*"
+        tier: 1
+      - name: [ Final Energy|Non-Energy Use*, Final Energy|Industry* ]
+      - name: [ Emissions|CH4*, Emissions|CO2*, Emissions|N2O* ]
+        tier: [ 1, 2 ]
+      - name: [ Emissions|Kyoto*, Emissions|F-Gases* ]
+        tier: 1
+      - name: [ Emissions|CO2|*|Industr*, Emissions|CH4|*|Industr*, Emissions|N2O|*|Industr* ]
+
 mappings:
   repository: common-definitions