<h1>Input proportion determination requires imported inputs to match declared use in exported wheel assembly components for policy compliance.</h1> Suspension of preferential treatment for the bolt, nut and sleeve wheel assembly entry is recorded by Public Notice dated 03-05-2024, and the policy prescribes a mechanism to determine permissible input proportions in manufacture. The entry references alloy and non-alloy steel bars/rounds/billets as primary feedstock with a specified input-to-output weight conversion for export content, and requires applicants to ensure imported goods correspond to those used or required in the export product for compliance with Foreign Trade Policy rules.