Listed Building Consent for internal alterations including removal of existing staircase to back hall/office and construction of new floor with plaster board ceiling below; replacement of modern timber fireplace to drawing room with new marble fireplace to match study fireplace; removal of existing staircase; new cast iron effect external soil waste pipe; formation of new bathroom within existing bedroom; installation of new soil waste pipe within boxing to ground floor wc. Alterations so some internal walls and doors. Make good plaster to walls and skirting.