(a) Where a taxable conservation or common law easement encumbers part of a parcel on the assessment roll, this part shall appear as a separate parcel on the assessment roll and tax map.

(b) For all such easements on assessment rolls commencing with a March 1, 1994 taxable status date, in no event shall the aggregate of the assessment of both parcels exceed the total valuation of the property were the property assessed as one parcel.