Residential Developments Give Us a Call 07515 365953 01. Single storey rear extension 3m lawful 02. Single storey rear extension planning 03. Single storey rear extension prior approval 8m 04. Single storey rear extension prior approval 6m 05. Double storey rear extension 06. Single storey side extension 07. Double storey side extension 08. Single storey side and rear extension 09. Double storey side, rear and single storey 6m extension 10. Double storey side& rear extension and loft conversion 11. Conversion of the garage into habitable room 12. Loft conversion (less than 40m3) 13. Loft conversion to the dwelling house (less than 50m3) 14. Loft conversion to the maisonette or flat 15. Loft conversion (Chalet roof) 16. Porch 17. Detached outbuilding 18. Granny annexe 19. Driveway 20. Flat conversion 21. Creation of new dwelling house on the adjacent land 22. Building Regulations