16 CFR §1209.40
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
If there is more than one party (i.e., manufacturer, private labeler, or importer) otherwise subject to the requirements of this subpart B of part 1209 for certain cellulose insulation, only the party closest to the consumer in the distribution chain is required to issue a certificate.