diff --git a/cime_config/testdefs/testlist_rtm.xml b/cime_config/testdefs/testlist_rtm.xml
index e316a27983..ed29088030 100644
--- a/cime_config/testdefs/testlist_rtm.xml
+++ b/cime_config/testdefs/testlist_rtm.xml
@@ -23,6 +23,17 @@
       <option name="comment"  >Run with DEBUG compiler option all machine/compilers</option>
     </options>
   </test>
+  <test name="SMS_Ld5" grid="f10_f10_musgs" compset="I2000Clm50BgcCropRtm" testmods="rtm/rtmColdStart">
+    <machines>
+      <machine name="cheyenne" compiler="intel" category="rtm"></machine>
+      <machine name="cheyenne" compiler="gnu" category="rtm"></machine>
+      <machine name="hobart" compiler="nag" category="rtm"></machine>
+    </machines>
+    <options>
+      <option name="wallclock">0:20</option>
+      <option name="comment"  >Run a Cold-Start with all machine/compilers</option>
+    </options>
+  </test>
   <test name="ERS_Ld5" grid="f10_f10_musgs" compset="I2000Clm50BgcCropRtm" testmods="rtm/rtmOnIceOff">
     <machines>
       <machine name="cheyenne" compiler="intel" category="rtm">
diff --git a/cime_config/testdefs/testmods_dirs/rtm/rtmColdStart/include_user_mods b/cime_config/testdefs/testmods_dirs/rtm/rtmColdStart/include_user_mods
new file mode 100644
index 0000000000..fe0e18cf88
--- /dev/null
+++ b/cime_config/testdefs/testmods_dirs/rtm/rtmColdStart/include_user_mods
@@ -0,0 +1 @@
+../default
diff --git a/cime_config/testdefs/testmods_dirs/rtm/rtmColdStart/user_nl_rtm b/cime_config/testdefs/testmods_dirs/rtm/rtmColdStart/user_nl_rtm
new file mode 100644
index 0000000000..84b6ee6e92
--- /dev/null
+++ b/cime_config/testdefs/testmods_dirs/rtm/rtmColdStart/user_nl_rtm
@@ -0,0 +1 @@
+ finidat_rtm = ' '