<h1>Input-output norms govern permissible import proportions for snap fasteners; applicants must ensure imported inputs match export product requirements.</h1> Standard Input-Output norms set allowable input composition and weight ratios for snap fasteners (stud & socket), listing brass strips and phosphor bronze wire per kilogram of export product. Applicants must determine and use the prescribed proportions of various inputs in manufacture and ensure that imported goods are those used or required in the export product. The norm for this item is recorded as suspended by Public Notice No. 03/2024-25.