GST exemption expanded to include de oiled rice bran, cotton seed oil cake and parts for hearing aid manufacture. Amendment to the Odisha GST notification revises schedule entries to refine feed and oil cake descriptions, inserts exemptions for de oiled rice bran and cotton seed oil cake, substitutes a tariff code entry, excludes ghamella from an agricultural goods exemption, replaces an item with vibhuti, and adds an exemption for parts for manufacture of hearing aids; the changes take effect as stated in the notification.