diff --git a/nemosis/defaults.py b/nemosis/defaults.py
index bf32d1a..9caa335 100644
--- a/nemosis/defaults.py
+++ b/nemosis/defaults.py
@@ -494,6 +494,10 @@
         "UIGF",
         "SEMISCHEDULE_CLEAREDMW",
         "SEMISCHEDULE_COMPLIANCEMW",
+        "SS_SOLAR_UIGF",
+        "SS_WIND_UIGF",
+        "SS_SOLAR_CLEAREDMW",
+        "SS_WIND_CLEAREDMW"
     ],
     "MNSP_PEROFFER": [
         "SETTLEMENTDATE",