Section 36(10) in The Standards Of Weights And Measures Act, 1976
(10)If for any reason any material of the approved model of a weight or measure to which this Part applies becomes non-available in India, the manufacturer may continue the manufacture of such weight or measure with such substitute materials as may be, in his opinion, most suitable for the manufacture of such weight or measure but where the manufacturer does so, he shall send such substitute materials to the prescribed authority for test.
