1 to 6 points (1 to 4 CS, 1 to 7 Schools, Retail, Healthcare); applies to all eight BD+C adaptations. Reduce fixture and fitting use further below the prerequisite baseline (25% for 1 point up to 50% for 6), with alternative water allowed; schools, retail, hospitality and healthcare can earn points for appliance and process water by meeting all requirements of one table (commercial laundry, kitchen equipment for 100 or more meals a day, laboratory and medical equipment, or district steam condensate).
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.