(i) partial demolition, reconfiguration and extension of existing dwelling to provide for a part two, part three-storey 7-bedroom flat-roofed dwelling; (ii) reconfiguration of the dwelling at lower ground, ground and first floor levels to provide additional living accommodation, plant room, entrance hall, utility, W/C, kitchen and indoor swimming pool with associated steam room and changing rooms; (iii) alterations to the exterior of the dwelling to provide private amenity space in the form of balconies along the northeast, southeast and southwest elevations, provision of new external entrance to dwelling at ground floor level along the front/rear/side (northern) elevation and façade changes inclusive of fenestration revisions to all principal elevations; (iv) increase in eaves/parapet height of dwelling; and, (v) all ancillary work, inclusive of boundary treatments, landscaping, green/sedum roofing and SuDS, necessary to facilitate the development. Additional Information received 29/08/25

The proposed development comprises the following: (i) Demolition of existing two-storey, three-bed dwelling and (ii) Construction of a replacement three-storey six-bedroom dwelling to include (iii) 1 no. pool with ancillary shower, 2 no.changing rooms and 1 no. wc, open plan kitchen/living/dining area, family room, play room, mud room and back kitchen at ground floor level (iv) 4 no. en-suite bedrooms, 1 no. cinema, play room, laundry room, storage room, bicycle storage, plant room at lower ground floor level; (v) 2 no. en-suite bedrooms at first floor level; and (vi) All ancillary landscaping, engineering and development works necessary to facilitate the development. The proposed dwelling will have an internal lift to access all three floors. Add Info received17th September 2020. Clarification of Add Info received 26th November 2020.

(i) Relocation to the south east of the site of previously permitted wastewater treatment system and sand polishing filter (as approved under Reg. Ref. F17A/0434) serving Glenlion Pines; (ii) Removal of a concrete septic tank serving Glenlion Lodge (a separate dwelling located to the north and outside the application site (D13 V250), and the provision of a new replacement wastewater treatment system and sand polishing filter to the south west of the site; and (iii) Alteration of site levels to provide a landscaped garden incorporating a hurling 'ball wall' (formed by retaining walls), play area and sunken trampoline pit. The development also includes all ancillary site development works and landscaping necessary to facilitate the development. Add Info received 28th January 2020. Clarification of Add Info received 9th April 2020. Clarification of Add Info deemed SIgnificant 21st April 2020. Revised Public Notices received 28th April 2020.