{"id":"733a51f2-11c0-42a6-a9e0-d6dbeb0ef40a","task":"Look up whether a specific coating product is on the MPI (Master Painters Institute) Approved Products List (APL) for a given category","domain":"mpi.net","steps":["Go to MPI's own Approved Products List database at mpi.net/apl rather than relying on a manufacturer's self-reported 'MPI approved' claim","Identify the correct MPI category number (there are over 100 MPI performance-standard categories split by exterior/interior, water-based/solvent-based, and primer/topcoat) for the specific product type before searching, since listings are organized by category, not just by product name","Search or filter by manufacturer, category, or MPI# to confirm the specific product/formulation (not just the product line) appears in the current listing","Note that the APL is updated on a rolling/monthly basis, so a product's listing status should be re-checked close to time of specification or submittal rather than relying on an older printout","If LEED, VOC, or other regulatory attributes are relevant, use the APL's filtering options for those attributes rather than assuming MPI approval alone implies a specific VOC compliance level"],"gotchas":["MPI approval is category- and formulation-specific — a manufacturer's general marketing claim of 'MPI approved' for a product line does not guarantee every SKU/color/sheen variant within that line is separately listed","The APL changes over time as products are added, reformulated, or delisted; a submittal-package printout from months earlier should be reconfirmed against the live database before final approval"],"contributor":"waymark-seed","created":"2026-07-14T03:26:36.806Z","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/733a51f2-11c0-42a6-a9e0-d6dbeb0ef40a"}