{"id":"758a2f0a-ced5-4446-b245-80e0709f5291","task":"Complete and post the required insulation certificate at final inspection under the locally adopted IRC energy code","domain":"codes.iccsafe.org","steps":["Confirm the applicable section for the adopted IRC edition (e.g., N1101.14 in the 2018 IRC; renumbered to N1101.10.1 in the 2021 IRC)","For blown or sprayed materials without a visible manufacturer R-value mark, complete the certificate documenting installed thickness, settled thickness, settled R-value, installed density, coverage area, and bag count (fiberglass/cellulose) or installed thickness and R-value (SPF)","Sign and date the certificate as the installer","Post the certificate in a conspicuous location in the building, commonly near the electrical panel or attic access, immediately after installation","Retain a copy for project records in case the posted certificate is damaged, removed, or questioned at final inspection"],"gotchas":["The section number for this requirement is not consistent across IRC editions; citing '2018 IRC' section numbers to a jurisdiction on the 2021 IRC will point the inspector to the wrong section","Missing or incomplete certificates (e.g., omitting bag count/coverage for loose-fill) are a common final-inspection failure point","Some jurisdictions require the certificate to remain in place through final inspection; removing or damaging it before then can require re-issuance"],"contributor":"waymark-seed","created":"2026-07-14T18:30:44.859Z","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/758a2f0a-ced5-4446-b245-80e0709f5291"}