[{"zone_name":"Residential Zone","zone_code":"R1","far_min":1,"far_max":1.5,"ground_coverage_pct":45,"max_floors":3,"max_height_m":11,"road_width_required_m":6,"front_setback_m":2.5,"rear_setback_m":2,"side_setback_m":1.5,"permitted_uses":["residential"],"prohibited_uses":["industrial"],"special_conditions":"Seismic Zone IV; landslide-prone zone CA mandatory; Bhutia-Lepcha land restriction","source_text":"Extracted from Residential Zone (R1) regulations.","confidence":0.89},{"zone_name":"Commercial Zone","zone_code":"C","far_min":1.5,"far_max":2,"ground_coverage_pct":50,"max_floors":4,"max_height_m":15,"road_width_required_m":9,"front_setback_m":3,"rear_setback_m":2,"side_setback_m":2,"permitted_uses":["retail","hotel","office"],"prohibited_uses":["heavy industry"],"special_conditions":"Gangtok town area only; green building norms for eco-tourism","source_text":"Extracted from Commercial Zone (C) regulations.","confidence":0.87}]