You need the ParameterElement to get it’s ElementId:
Here’s an example:
import clr
#Import the Revit API
clr.AddReference('RevitAPI')
import Autodesk
from Autodesk.Revit.DB import *
#Import DocumentManager and TransactionManager
clr.AddReference('RevitServices')
import RevitServices
from RevitServices.Persistence import DocumentManager
#Reference the active Document and application
doc = DocumentManager.Instance.CurrentDBDocument
fec = FilteredElementCollector(doc).OfClass(ParameterElement).ToElements()
output = []
for i in fec:
name = i.Name
if "Ifc" in i.Name:
output.append([i.Id, i.Name])
OUT = output
