diff --git a/da.rc b/da.rc
index 1bde709f6c60615521c00f34ddff8ce0fdc88a08..75aeeba1d55f8403ee46b69bf16cbdd2483375a6 100644
--- a/da.rc
+++ b/da.rc
@@ -11,6 +11,7 @@ dir.da_run          : ${HOME}/tmp/test_da
 
 da.system           : CarbonTracker
 da.system.rc        : carbontracker.rc
+da.platform         : maunaloa
 
 ! Info on the forward model to be used
 
diff --git a/da/baseclasses/dasystem.py b/da/baseclasses/dasystem.py
index fa793538ccf4cffa10a143d62c3658f1a9ddfa61..a3c87fdff1ad8e73eebf82106c8e57570abb7816 100755
--- a/da/baseclasses/dasystem.py
+++ b/da/baseclasses/dasystem.py
@@ -54,11 +54,13 @@ class DaSystem(object):
         return True
 
 
-    def Validate(self, needed_rc_items):
+    def Validate(self ):
         """ 
         Validate the contents of the rc-file given a dictionary of required keys
         """
 
+        needed_rc_items={}
+
         for k,v in self.da_settings.iteritems():
             if v == 'True' : self.da_settings[k] = True
             if v == 'False': self.da_settings[k] = False
diff --git a/da/ct/dasystem.py b/da/ct/dasystem.py
index fa793538ccf4cffa10a143d62c3658f1a9ddfa61..8a330f05faeb5ef7210569ef44ef3fc7d31e7496 100755
--- a/da/ct/dasystem.py
+++ b/da/ct/dasystem.py
@@ -14,51 +14,28 @@ import sys
 import logging
 import datetime
 
-################### Begin Class DaSystem ###################
+################### Begin Class CtDaSystem ###################
 
-class DaSystem(object):
+from da.baseclasses.dasystem import DaSystem
+
+class CtDaSystem(DaSystem):
     """ Information on the data assimilation system used. This is normally an rc-file with settings.
     """
 
-    def __init__(self,rcfilename):
-        """
-        Initialization occurs from passed rc-file name
-        """
-
-        self.LoadRc(rcfilename)
-
-    def __str__(self):
-        """
-        String representation of a DaInfo object
-        """
-
-        msg = "==============================================================="    ; print msg
-        msg = "DA System Info rc-file is %s" % self.RcFileName                                ; print msg
-        msg = "==============================================================="    ; print msg
-
-        return ""
-
-
-    def LoadRc(self,RcFileName):
+    def Validate(self):
         """ 
-        This method loads a DA System Info rc-file with settings for this simulation 
+        Validate the contents of the rc-file given a dictionary of required keys
         """
-        import da.tools.rc as rc 
-
-        self.da_settings    = rc.read(RcFileName)
-        self.RcFileName     = RcFileName
-        self.DaRcLoaded    = True
-
-        msg                 = 'DA System Info rc-file (%s) loaded successfully'%self.RcFileName ; logging.info(msg)
 
-        return True
+        needed_rc_items = ['obs.input.dir',
+                           'obs.input.fname',
+                           'ocn.covariance',
+                           'nparameters',
+                           'bio.covariance',
+                           'deltaco2.prefix',
+                           'regtype']
 
 
-    def Validate(self, needed_rc_items):
-        """ 
-        Validate the contents of the rc-file given a dictionary of required keys
-        """
-
         for k,v in self.da_settings.iteritems():
             if v == 'True' : self.da_settings[k] = True
             if v == 'False': self.da_settings[k] = False
@@ -73,7 +50,7 @@ class DaSystem(object):
         status,msg = ( True,'DA System Info settings have been validated succesfully' )  ; logging.debug(msg)
 
         return None
-################### End Class DaSystem ###################
+################### End Class CtDaSystem ###################
 
 
 if __name__ == "__main__":
diff --git a/da/ct/tools.py b/da/ct/tools.py
index 7e4fb249a6ad06502342efa708711413e503bb8e..19613188f4919c2d6bbbae1e4e4e61e80ff4af2d 100755
--- a/da/ct/tools.py
+++ b/da/ct/tools.py
@@ -15,14 +15,6 @@ import datetime
 
 identifier = 'CarbonTracker CO2'
 
-needed_rc_items = ['obs.input.dir',
-                   'obs.input.fname',
-                   'ocn.covariance',
-                   'nparameters',
-                   'bio.covariance',
-                   'deltaco2.prefix',
-                   'regtype']
-
 def StateToGrid(DaInfo,values,reverse=False,avg=False):
     """ 
     This method converts parameters from a CarbonTracker StateVector object to a gridded map of linear multiplication values. These
diff --git a/da/tools/pipeline.py b/da/tools/pipeline.py
index 4faff483d088a6cd73704b1e68c62d0c6cf3a619..9f3f562250d54a07333d4318f934a58ecad33e12 100755
--- a/da/tools/pipeline.py
+++ b/da/tools/pipeline.py
@@ -25,10 +25,6 @@ system_not_implemented_message = "Unable to import a system specific class or fu
 def JobStart(opts,args):
     """ Set up the job specific directory structure and create an expanded rc-file """
     from da.tools.initexit import CycleControl
-    from da.baseclasses.dasystem import DaSystem 
-    from da.ct.tools import needed_rc_items
-    #from da.platform.jet import JetPlatForm as PlatForm
-    from da.baseclasses.platform import PlatForm
 
     # First create a CycleControl object that handles all the details of the da cycle
 
@@ -36,19 +32,25 @@ def JobStart(opts,args):
 
     # Next create a DaSystem object that contains all the details related to the DA system
 
-    DaSystem    = DaSystem(DaCycle.da_settings['da.system.rc'])
+    if DaCycle.da_settings['da.system'] == 'CarbonTracker':
+        from da.ct.dasystem import CtDaSystem as DaSystem
+    else:
+        from da.baseclasses.dasystem import DaSystem 
 
-    dummy       = DaSystem.Validate(needed_rc_items)
+    DaSystem    = DaSystem(DaCycle.da_settings['da.system.rc'])
 
-    # And add the DaSystem info the DaCycle object
+    dummy       = DaSystem.Validate()
 
     DaCycle.DaSystem = DaSystem
 
-    # Next, get the information on the platform, and on the DaCycle
+    # Next, get the information on the platform
 
-    DaPlatForm  = PlatForm()
+    if DaCycle.da_settings['da.platform'] == 'jet':
+        from da.platform.jet import JetPlatForm as PlatForm
+    else:
+        from da.baseclasses.platform import PlatForm
 
-    # And add the DaPlatForm info the DaCycle object
+    DaPlatForm  = PlatForm()
 
     DaCycle.DaPlatForm = DaPlatForm
 
@@ -57,7 +59,10 @@ def JobStart(opts,args):
 
 def JobInput(DaCycle):
     """ Set up the input data for the forward model: obs and parameters/fluxes"""
-    from da.ct.statevector import CtStateVector as StateVector
+    if DaCycle.da_settings['da.system'] == 'CarbonTracker':
+        from da.ct.statevector import CtStateVector as StateVector
+    else:
+        from da.baseclasses.statevector import StateVector 
 
     dims        = ( int(DaCycle.da_settings['time.nlag']),
                     int(DaCycle.da_settings['forecast.nmembers']),
diff --git a/dajet.rc b/dajet.rc
index 01ee7865f2df70e2d5db17e491d7843c6e477549..4e9148afaced1df2f15599b31f5f993a3780932a 100644
--- a/dajet.rc
+++ b/dajet.rc
@@ -11,6 +11,7 @@ dir.da_run          : ${HOME}/tmp/test_da
 
 da.system           : CarbonTracker
 da.system.rc        : carbontrackerjet.rc
+da.platform         : jet
 
 ! Info on the forward model to be used