Customs exemption scope expanded to include amino penicillinic acid within ethyleneamines list, altering tariff notification coverage.
The Central Government amended a Customs tariff exemption notification by substituting the listed chemical items so that ethylenediamine, diethylenetriamine, triethylenetetramine, polyamines and 6-Amino Pencillinic Acid (6-APA) are expressly included, thereby expanding the class of goods covered by the existing exemption.

Exemption of potassium penicillin imports removes customs and additional duty under the Customs Act notification.
The Central Government, invoking section 25(1) of the Customs Act, 1962, exempts potassium penicillin G first crystals and potassium penicillin V first crystals in Chapter 29 from the whole of the customs duty specified in the First Schedule and from the whole of the additional duty leviable under the Customs Tariff Act when imported into India, on grounds of public interest.

Amendment to customs exemption schedule: specified prior notifications added, updating the exemption framework under delegated authority.
An amendment to Notification No. 314/86-Customs inserts new entries into its exemption schedule: entry 19A adding Notification No. 118-Customs (19th June, 1980), and entries 68 and 69 adding Notifications No. 343-Customs and No. 350-Customs (16th June, 1986), effected under powers of the Customs Act and the Finance Act to update the list of exemptions.

Customs exemption for sponge iron: duty above a 10 percent ad valorem cap and additional duty waived for eligible plants.
Sponge iron imported for use in integrated steel plants is exempted from customs duty to the extent that such duty exceeds an ad valorem cap of 10 percent and is wholly exempted from the additional duty otherwise leviable under the customs tariff, with "integrated steel plants" defined as facilities processing basic raw materials through to finished saleable items and the exemption limited to the stated period.

Ad valorem duty on silicones imposed, adding a new tariff entry and amending a customs notification under section 25.
The Central Government, exercising powers under Section 25(1) of the Customs Act, 1962, amends Notification No.36 Customs (1 March 1983) by inserting after Sl. No. 2 a new Sl. No. 3 in the annexed table: "Silicones 150 per cent ad valorem," thereby adding a tariff entry for silicones to the schedule of miscellaneous exemption notifications.

Customs duty exemption for specified hotel equipment requires tourism department certification and evidence of actual use within an authorised period.
Notification No. 6/86-Cus exempts specified hotel, health club, laundry, housekeeping, energy-saving and miscellaneous equipments from customs duty in excess of a 15 per cent ad valorem cap and from additional duty under section 3, subject to production at clearance of a Department of Tourism certificate that the goods are for initial hotel set up or substantial expansion and to subsequent production of evidence to the Assistant Collector of Customs within two years (or extended period) that the goods were actually used for that purpose.

Auxiliary customs duty cap limits payable duty on imported zinc concentrates to a capped amount based on statutory value determination.
Exemption limits auxiliary customs duty on imported Zinc Concentrates under Heading 26.01 by exempting that portion of the auxiliary duty which exceeds an amount computed at a capped rate of the value of such goods as determined under the Customs Act value determination provisions.

Customs tariff amendment revises ad valorem exemption rates for metal waste, scrap and other specified entries.
The Central Government, under section 25(1) of the Customs Act, 1962, substitutes entries in the annexed Table of the March 1, 1983 notification: it replaces the first serial entry to set distinct ad valorem exemptions for Heading 78.01 (waste and scrap; others) and substitutes the ad valorem exemption entries for the second and fifth serial entries, thereby revising the specified exemption rates in the Table.

Auxiliary duty: government amends customs exemption schedule to insert a new notification altering tariff exemptions.
The Central Government, exercising powers under section 25(1) of the Customs Act, 1962 read with section 43(4) of the Finance Act, 1985, amends Notification No.158/85-Cus by inserting in its Schedule after Serial No. 251 a new Serial No. 252 corresponding to Notification No. 2/86-Customs dated 1-1-1986, thereby formally adding that notification to the list of tariff exemptions.

Customs exemption for imports used to manufacture specified export products under the Import Export Pass Book Scheme, subject to bond and record conditions.
Exemption from customs and additional duty is provided for goods imported for manufacture of specified export end products under the Import-Export Pass Book Scheme, conditional on possession of the Pass Book or Release Order, production of documents and bond/bank guarantee at clearance, a declaration to pay duty on unused goods, immediate entry of goods into excise records, export of end products within the Pass Book period or allowed extension, prohibition on sale or alternative use without prior written permission, and import/export only through specified ports, airports or inland container depots.

Exchange rate determination for customs sets prescribed foreign currency conversion rates for valuation and compliance.
Determination of prescribed foreign exchange conversion rates under section 14 of the Customs Act, 1962, by means of a Schedule listing each named foreign currency alongside the corresponding rate to be used for conversion into Indian currency and vice versa; the notification supersedes an earlier government notification and establishes the conversion basis for customs calculations and compliance.