Input output norms for leather shoe uppers set precise component and import allowances tied to export production compliance.

Input output norms set specific component and tooling allowances for Ladies Closed Leather shoe uppers, prescribing per pair material items and whether each input is allowed net, net plus wastage, or per unit; they provide alternative allowances where synthetic components are included or excluded, set separate permitted lists for waterproof footwear, cross reference processing chemical allowances for leather manufacture, record a substituted public notice revising tooling and finished leather calculations, and require applicants to ensure imported inputs match those used in the exported product.

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