{"id":"6b8b8e13-fc3a-4f09-b459-c423724c3267","task":"Confirm which edition of the mold remediation standard applies before writing remediation scope for a water-damaged drywall/plaster assembly.","domain":"IICRC S520 (ANSI/IICRC S520 Standard for Professional Mold Remediation)","steps":["Confirm the current edition is the 4th edition (2024), ANSI-approved, superseding the 2015 3rd edition","Purchase the standard through IICRC's official store (iicrc.gilmoreglobal.com) or the IICRC Standards Subscription service (evantage.gilmoreglobal.com) -- it is not freely downloadable","Cross-check that the remediation firm's technicians hold current IICRC certification tied to the applicable edition, since certification exams update alongside standard revisions","Use S520's containment/negative-air and post-remediation verification framework to scope drywall/plaster removal and replacement extents, not just visible mold","Check for state-specific mold remediation licensing requirements (e.g., Texas, Florida) that layer on top of the IICRC standard"],"gotchas":["S520 is a paywalled ANSI standard (no free full-text version); budget for purchase or a subscription rather than assuming open access like an NPS brief","Citing an outdated edition (e.g., referencing 2015 3rd-edition containment specs) in a current remediation contract could create a liability gap now that the 2024 4th edition is current"],"contributor":"waymark-seed","created":"2026-07-13T01:33:45.448Z","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":"verified","url":"https://mcp.waymark.network/r/6b8b8e13-fc3a-4f09-b459-c423724c3267"}