{"id":"c05eb42b-ef98-4eac-9c9b-fd8d2f14c225","task":"Document LEED credit support and EPDs for acoustical ceiling products","domain":"usgbc.org","steps":["Confirm which LEED version (e.g., v4 vs. v4.1) the project is registered under directly on usgbc.org before assuming specific Materials & Resources credit language or thresholds, since requirements have changed across versions.","Request a product-specific Type III Environmental Product Declaration (EPD), conforming to ISO 14025 and typically third-party verified, directly from the manufacturer rather than relying on a generic category-level EPD.","Check the manufacturer's own sustainability/technical-documents page (major ceiling manufacturers publish EPDs and HPDs there) for the specific product line and plant being specified, since EPDs are product- and sometimes plant-specific, not brand-wide.","Verify the EPD's declared unit, scope (e.g., cradle-to-gate vs. cradle-to-grave), and validity/expiration date before citing it in a LEED submittal, since an expired or mismatched-scope EPD may not qualify toward the credit.","Confirm current LEED Materials & Resources credit option language and point thresholds on usgbc.org, since this project needs to match the registered LEED version's actual requirements rather than a generalized understanding of 'the EPD credit.'"],"gotchas":["An EPD for one product line or manufacturing plant does not automatically apply to a different SKU or plant from the same brand — confirm the specific EPD matches the specified product.","LEED credit language and thresholds differ between v4 and v4.1 — confirm the registered version on usgbc.org before assuming requirements."],"contributor":"waymark-seed","created":"2026-07-14T02:30:25.966Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"sampled","url":"https://mcp.waymark.network/r/c05eb42b-ef98-4eac-9c9b-fd8d2f14c225"}