Partition Attorney in Maricopa. Ending Co-Ownership Disputes in Kern County.Splitting a parcel (or combining and splitting multiple parcels) into 5 or less parcels is considered a minor lot split. Unless exempt, carefully complete the Affidavit, sign, notarize and submit it to the County Recorder. I am a part of a partition in Phoenix Arizona for a house my Ex and I own. We are both on the deed and she is the only one on the mortgage.