NCS Viability Model Appraisal Assumptions Commercial Assumptions Development Sample Unit Size & Land Plot Ratio Construction Costs Unit Size Sqm Plot Ratio % Gross:Net Cost Sqm 885 A1 1 Food Retail 300 300% 885 A1 1 Food Retail 1000 300% 885 A1 1 Food Retail 2000 300% 885 A1 1 Food Retail 3500 300% 885 A1 1 Food Retail 5000 300% 980 A 1 – A5 1 General Retail 100 150% 980 A 1 – A5 1 General Retail 300 150% 980 A 1 – A5 1 General Retail 500 150% Convenience Store Small Supermarket Medium Supermarket Large Supermarket Superstore Small Shop Unit Roadside Unit Large Roadside Unit Sales Values Sqm Charging Zones Area Wide Industrial Food Retail (< 3000sqm) Food Retail (> 3000sqm) General Retail Agricultural 1,100 2,500 3,500 2,000 300 Commercial Development Cost Assumptions Abnormal Costs Professional Fees @ Legal Fees Statutory Fees Sales/Marketing Costs Contingencies Planning Obligations Interest @ 5.0% Arrangement Fee 1.0% Cost Development Profit Charging Zones Area Wide £ per sqm of Build Cost 8.0% 0.5% 0.6% 1.0% 5.0% 20 Build Cost GDV Build Cost Market Units Value Build Cost £ per Sqm 12 Month Construction 17.5% of GDV 3 Mth Sales Void Commercial Land Values Area Wide Industrial Land Values per Ha Comparable Land Value per Ha Residual Land Value per Ha 1100000 1100000 Food Retail Land Values per Ha >3000sqm Comparable Land Value per Ha Residual Land Value per Ha 3248928 Food Retail Land Values per Ha >3000sqm Comparable Land Value per Ha Residual Land Value per Ha 5949476 General Retail Land Values per Ha Comparable Land Value per Ha Residual Land Value per Ha 3058186 Agricultural Land Values per Ha Comparable Land Value per Ha 20000 NB Where Residual Values are less than market comparable values, the residual is taken to be a minmum of market comprable value
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