LEED v4.1 Materials and Resources (MR) Credit Category - 13 points BD+C max. MR prerequisites and credits address material lifecycle + waste management: (a) MR Prerequisite 1 Storage and Collection of Recyclables (REQUIRED 0 points) - dedicated easily-accessible recycling areas for mixed paper + corrugated cardboard + glass + plastics + metals + collection of two of (batteries + mercury-containing lamps + electronic waste); (b) MR Prerequisite 2 Construction and Demolition Waste Management Planning (REQUIRED 0 points) - construction waste management plan identifying materials to be diverted from disposal + audit + reporting; (c) MR Credit 1 Building Life-Cycle Impact Reduction (1-6 points) - whole-building life-cycle assessment (LCA) per ISO 14040/44 demonstrating 10-20% reduction in cradle-to-grave embodied carbon + acidification + eutrophication + smog + ozone depletion + non-renewable energy + refurbishment of existing building or historic preservation alternatives; (d) MR Credit 2 Building Product Disclosure and Optimization (Environmental Product Declarations) (1-2 points) - 20 building products with Industry-wide or Product-Specific EPDs per ISO 14025 + ISO 21930 + EN 15804; (e) MR Credit 3 Building Product Disclosure and Optimization (Sourcing of Raw Materials) (1-2 points) - 20 products with Corporate Sustainability Reports per GRI Standards + responsible extraction (FSC/SFI certified wood + recycled content + Cradle to Cradle); (f) MR Credit 4 Building Product Disclosure and Optimization (Material Ingredients) (1-2 points) - 20 products with Health Product Declarations + Cradle to Cradle Material Health + REACH compliance + GreenScreen + Living Building Challenge Red List avoidance; (g) MR Credit 5 Construction and Demolition Waste Management (1-2 points) - divert 50-75% of waste from disposal by mass + 3-4 material streams + alternative daily cover NOT counted. Coordination with ISO 14025 + Cradle to Cradle + Forest Stewardship Council + Sustainable Forestry Initiative + Health Product Declaration Collaborative + Pharos + Mindful Materials + EC3 Embodied Carbon Calculator.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.