Customs exemption for maize bran: amendment adds duty-free tariff classification under existing notification. Amendment inserts a new tariff entry for maize bran (2302 10 10) into Notification No. 12/2012-Customs, declaring maize bran Nil basic customs duty under powers conferred by section 25(1) of the Customs Act, 1962 and publishing the change as Notification No. 54/2012-Customs.