Customs basic duty rates limited by notification, fixing effective ad valorem duty for Chapter 30 imports while preserving other exemptions.
The Central Government exempts, under section 25(1) of the Customs Act, 1962, goods under Chapter 30 from that part of First Schedule basic customs duty exceeding the ad valorem rate specified in the Table, thereby fixing the effective basic duty on those imports at the notified ad valorem rates and preserving other existing exemption notifications.

Customs tariff amendment: specified drug intermediates added, altering basic duty treatment for listed precursors under law
Amendment under the Customs Act inserts Sl. Nos. 113-145 into Notification No. 14/88-Customs, prescribing the effective rate of basic customs duty on specified drug intermediates and their chemical precursors by listing each drug intermediate alongside one or more associated chemical substances to be covered by the notification's tariff treatment.

Effective customs duty rates set for specified Chapter 29 chemicals, limiting basic duty to prescribed ad valorem and specific rates on import.
Prescribes effective rates of basic customs duty on goods under Chapter 29 by exempting imports from that portion of the duty in the First Schedule which exceeds the rates specified in the annexed Table. The Table lists general and specific tariff entries for chemicals and pharmaceutical inputs, setting ad valorem and, where applicable, additional specific duties per weight unit. The notification applies on import and preserves existing exemptions under other notifications.

Customs exemption amendments adjust tariff concession rates and modify chemical exemption schedules, altering qualifying imports.
Seventeen customs exemption notifications for chemicals under Chapters 28 and 29 are amended by substituting ad valorem concession rates, inserting or omitting schedule entries of specified chemicals, and deleting particular paragraphs; one amendment restricts an exemption to imports for a specified manufacturing purpose while another removes a manufacturing limitation.

Customs basic duty rates set for Chapter 28 goods, fixing specified effective duty rates and preserving other exemptions.
Exempts imports of goods under Chapter 28 from that portion of First Schedule basic customs duty exceeding the effective rates set in the annexed Table, which specifies chapter/heading identifiers, goods descriptions and effective rates either as ad valorem percentages or as specific duties per tonne or per weight of constituent; a proviso preserves existing exemptions under other notifications.

Exemption from additional customs duty preserves reduced levy on specified hydrocarbon goods including coal, coke and petroleum.
Exempts specified goods under Chapter 27 from additional customs duty by capping the levy to the rates set out in the annexed Table; coal, coke and crude petroleum are exempted while carbon black feedstock is subject to a specified reduced rate, the measure being effected under powers granted by the Customs Act as a public interest exemption.

Customs duty rates set prescribed effective rates and exemptions for specified petroleum, coal and related products under Chapter 27.
Prescribes effective rates of basic duty for specified Chapter 27 goods by exempting customs duty in excess of the rates listed in the Table; the notification limits chargeable duty to stated ad valorem percentages, specified specific duty for crude petroleum, or nil for certain fuels, and attaches detailed product definitions and standardized test methods to determine proper classification.

Customs duty rates prescribed for specified metal ores and concentrates on import, limiting duty to stated effective rates.
Limits customs duty on specified Chapter 26 imports by exempting the portion of duty in excess of the Table's prescribed effective rates, which include ad valorem percentages for ores, concentrates, slags, drosses and residues, a nil rate for lead concentrate, and a specific per-tonne charge for zinc ash and residues.

Exemption from additional duty extended for most Chapter 25 goods, excluding specified subheadings, under Customs Act authority.
The Central Government, exercising powers under the Customs Act, continued an exemption from additional duty on goods falling within Chapter 25 of the Customs Tariff, by removing the additional duty leviable under the Customs Tariff Act for those goods, while expressly excluding goods under three specified subheadings within Chapter 25.

Customs duty exemption limited by prescribed effective rates for Chapter 25 mineral and related imports.
The notification fixes effective rates of basic customs duty for goods under Chapter 25, exempting imports only to the extent that leviable duty exceeds the specified ad valorem rates. It sets a general 70% ad valorem rate for most Chapter 25 goods and assigns specific effective rates for listed items: rutile for non-metal extraction use at 70%, insoluble sulphur at 55%, cement at 55%, raw asbestos at 40%, natural cryolite at 55%, and fluorspar at 70%.

Basic duty rates amended: notifications prescribe revised ad valorem duties, tariff subheading changes and extended validity.
Amendments revise specified customs exemption notifications by substituting existing duty entries with newly prescribed basic duty expressions and ad valorem rates, alter a tariff subheading to expand coverage for specified goods, and extend an expiry date to a later terminal date; the annexed Table identifies each notification and the precise textual substitutions to be effected.

Basic customs duty cap for Chapter 23 imports limits duty to a prescribed ad valorem rate at importation.
The Central Government, exercising its statutory exemption power, exempts goods under headings 23.01 to 23.09 from any customs duty in excess of the amount calculated at the prescribed ad valorem rate, applying that uniform rate to all goods listed under those Chapter 23 headings at importation.

Exemption from additional duty on sugar removes section 3 levy for tariff sub headings 1701.11 and 1701.12.
The Central Government, acting under section 25(1) of the Customs Act, 1962, exempts all goods falling under tariff sub headings 1701.11 and 1701.12 from the whole of the additional duty leviable under section 3 of the Customs Tariff Act, 1975, on public interest grounds.

Customs duty cap on imported lactose for homeopathic medicines limits duty and exempts additional duty.
Lactose ("sugar of milk") imported for use in homeopathic medicines and classifiable under the First Schedule tariff entry for lactose is subject only to a basic 15% ad valorem customs duty, with any duty in excess of that rate exempted; the whole of the additional duty under section 3 of the Customs Tariff Act is also exempted for such imports.

Customs basic duty rates capped for specified tariff subheadings, exempting duty in excess on imports.
Limits basic customs duty on specified Chapter 17 goods by exempting any duty in excess of the ad valorem rates set for the listed tariff subheadings; the government invokes its statutory exemption power to treat the notified ad valorem rate as the effective basic duty on import, with surplus duty declared not payable for goods classified under those subheadings.

Customs duty exemption sets maximum basic duty rates for specified Chapter 14 imports, fixing effective ad valorem charges on import.
Government exempts specified imports under Chapter 14 from basic customs duty in excess of prescribed effective ad valorem rates. The notification limits basic duty on imports to the Table's rates: headings 14.01, 14.02 and 14.03 at 55% ad valorem; subheading 1404.10 at 35% ad valorem; and subheadings 1404.20 and 1404.90 at 55% ad valorem, thereby capping the duty payable on those goods at importation.

Customs duty exemption for oleopine resin used in gum rosin and turpentine manufacture waives additional duty.
Exempts oleopine resin imported for the manufacture of gum rosin and turpentine by limiting the effective basic customs duty to an amount calculated at the prescribed ad valorem rate and by exempting such imports from the additional duty under the Customs Tariff Act; the exemption applies to imports classified under the specified tariff sub heading and is time limited to the period stated in the notification.

Import duty cap on vegetable saps for homeopathic medicines limits basic customs duty and waives additional duty.
The Government exempts vegetable saps and extracts used in homeopathic medicines under sub heading 1302.19 from customs duty in excess of a basic duty of 35% ad valorem and from the whole of the additional duty under the Customs Tariff Act, thereby capping the basic charge and waiving additional duty on importation.

Customs duty exemption for Chapter 13 imports limits payable duty to a prescribed ad valorem rate on specified goods.
Under statutory authority, imports classifiable under heading or sub heading 13.01 and 13.02 are exempted from that portion of customs duty in the First Schedule which exceeds the amount calculated at the prescribed ad valorem rate; the notification caps payable duty for the specified goods by exempting the excess above the stated ad valorem rate.

Customs duty reduction on Chapter 12 imports: specified goods exempted beyond a capped ad valorem import rate.
The Government exempts listed goods from so much of the customs duty leviable under the First Schedule as exceeds the amount calculated at the stated ad valorem rate, thereby fixing a maximum import duty for the specified tariff headings covering agricultural and related products.