17 Hayfield Avenue Sawston Cambridgeshire CB22 3JZReference25/01834/HFULLocal authoritySouth CambridgeshireAddress17 Hayfield Avenue Sawston Cambridgeshire CB22 3JZProposalDemolition of existing detached garage and shed. Construction of a new single-storey outbuilding to be used as a self-contained annex, comprising a bedroom, bathroom, and living area, intended for use as a granny flat and home office.StatusRefusedDecision date2025-09-01Validated2025-05-09More planning applications in South Cambridgeshire