<h1>Exporters must document input proportions after SION suspension: 1.650 kg steel rounds/bars required per 1 kg nut</h1> For the manufacture of milled nuts from bar under the engineering products schedule, the Standard Input-Output Norms specify that 1.650 kg of MS/alloy/non-alloy steel rounds/bars are required to produce 1.0 kg of the export item; the relevant SION entry is suspended per a recent public notice. Applicants must determine and document proportions of inputs used in producing each resultant product and ensure that imported goods correspond to those used or required in the exported product.