House restoration and extension with 4 bedrooms plus new treatment system

James Dinnegan wants to restore an old house and add a significant extension with a new kitchen, dining room, living area, and four bedrooms (one with an en-suite). He's also installing a new wastewater treatment system to replace the existing septic tank, closing off the current entrance and creating a new one, and formalising a gravel area, light poles, wall and fence that are already on the pro