I ended up just deleting the room tags and tagging from scratch to get around it. The codes below if your interested
If your keen on a python challenge some help with this would be awesome!
#python nodes in dynamo 1.0
#proposed by Julien Benoit @jbenoit44
#http://aecuandme.wordpress.com/
import clr
clr.AddReference('ProtoGeometry')
from Autodesk.DesignScript.Geometry import *
# Import ToDSType(bool) extension method
clr.AddReference("RevitNodes")
import Revit
clr.ImportExtensions(Revit.Elements)
# Import geometry conversion extension methods
clr.ImportExtensions(Revit.GeometryConversion)
# Import DocumentManager and TransactionManager
clr.AddReference("RevitServices")
import RevitServices
from RevitServices.Persistence import DocumentManager
from RevitServices.Transactions import TransactionManager
from System.Collections.Generic import *
# Import RevitAPI
clr.AddReference("RevitAPI")
import Autodesk
from Autodesk.Revit.DB import *
doc = DocumentManager.Instance.CurrentDBDocument
uiapp = DocumentManager.Instance.CurrentUIApplication
app = uiapp.Application
uidoc=DocumentManager.Instance.CurrentUIApplication.ActiveUIDocument
elt = []
for i in IN[0]:
elt.append(UnwrapElement(i))
ids, tags = [], []
# Start Transaction
#TransactionManager.Instance.EnsureInTransaction(doc)
for i in elt:
if i.TaggedLocalElementId.IntegerValue != -1:
ids.append(i.TaggedLocalElementId)
tags.append(i)
else:
continue
# End Transaction
#TransactionManager.Instance.TransactionTaskDone()
OUT = ids, tags