Additional duty of customs specified for certain electronic components; populated PCBs partly excluded and concessional import procedures set. Amendment to Notification No. 21/2012-Customs specifies the additional duty of customs for listed goods, carving out populated Printed Circuit Boards of mobile phones and tablet computers from a general goods entry, omitting and substituting certain entries to except specific mobile handset components and populated PCBs, inserting a concessional entry for o-xylene for manufacture of phthalic anhydride with an additional duty rate, creating nil-duty concessional entries for machinery and parts (excluding populated PCBs) used in semiconductor and LCD fabrication and chip assembly processes, and adding an additional duty entry for populated PCBs used in tablet and mobile handset manufacture, all subject to the Customs concessional import procedure.