Code of Federal Regulations Title 9. Animals and Animal Products § 9.96.7 Dried bladders, weasands, and casings

Dried animal bladders, dried weasands, and all other dried animal casings offered for importation into the United States as food containers unaccompanied by foreign certification which have been retained in the dry state continuously for not less than 90 days from the date of shipment shown on the consular invoice, may be released for entry as food containers without disinfection.