Application for a Non-Material Amendment in (S96a) seeking to allow removal of chimney stack which is in a poor state of repair and replace it with a Glass Reinforced Plastic (GRP) chimney to match existing size and colour in relation to planning permission reference 202357FUL dated 06/01/2021 for 'Conversion of dwellinghouse into 3 self-contained residential units and provision of associated refuse and cycle storage; single storey rear wraparound extension; rear roof extension to main roofslope; part rear roof extension to existing outrigger; alterations to the first floor rear/side elevation involving the insertion of windows; conversion of roofspace into habitable room and installation of two roof lights to front roofslope' .