<h1>Input-output norms for tractor brake assemblies set, specific allowed inputs and proportions; SION suspended by public notice</h1> Standard input-output norms for a tractor brake assembly are set out, with the SION suspended by public notice. Inputs and allowable proportions: HR steel sheet/plates/bright bar at 1.05 kg per kg of export product; lining, shoe hold down pin, anchor pin, steady post, HT nuts and grommet on a net-to-net basis; spring steel wire at 1 kg per kg of export product; and shoe dip, bending adhesive, trichloroethylene up to 5% of FOB export value. Applicants must ensure imported goods match those used or required in the export product.