The Recorder may refuse to accept a sealed plan under Part 3 of the Local Government (Building and Miscellaneous Provisions) Act 1993 that is lodged with the Recorder on or after the appointed day and that includes land which is not registered land until all the land whichever the Recorder, in the Recorders discretion, directs, is brought under this Act.(a) held under the same title as any of the land included in the plan; or(b) included in one subsisting legal mortgage by conveyance of the fee simple with any of the land included in the plan