Extension of notification validity: executive substitutes the prescribed expiry date to prolong an exemption without other changes.
The executive amends paragraph 2 of a prior customs exemption notification, exercising delegated statutory power and citing public interest, to substitute the originally prescribed expiry date with a later expiry date, thereby extending the notification's operative validity without altering its substantive provisions.

Exchange rate determination prescribes conversion rates for specified foreign currencies for stamp duty and customs purposes.
Prescribes the rate of exchange for conversion between specified foreign currencies and Indian currency for calculating stamp duty under the Indian Stamp Act and for purposes of section 14 of the Customs Act, effective from the first day of January, 1992; the Schedule lists the rate of each foreign currency equivalent to Rs.100 and the notification supersedes the earlier cited notification.

Customs exemption for thermometers and pyrometers limits payable duty to an established ad valorem ceiling on import.
Exempts imports of thermometers and pyrometers classified under sub headings 9025.11 and 9025.19 from customs duty insofar as such duty exceeds 40 per cent ad valorem, limited to instruments not combined with other apparatus, pursuant to a notification issued under the Customs Act; the exemption takes effect on 1 January 1992.

Customs exemption for acid oils caps import duty above a specified ad valorem rate to limit payable duty.
Exemption narrows import duty liability for acid oils under sub heading 1519.19 by excluding from charge any portion of customs duty above a capped ad valorem rate, reducing the effective customs burden on such acid oils; the notification identifies the tariff sub heading, limits the exemption to the excess over the specified ad valorem ceiling, and fixes its commencement date for application at import clearance.

Ad valorem exemption raised for certain Chapter 15 goods; related exemption entry removed, altering customs tariff relief.
Amendment increases the ad valorem exemption for specified Chapter 15 goods by substituting a higher rate at the relevant tariff entry and omits the following tariff entry; both changes are made by amending the Table to the cited notification under the Customs Act and operate from the prescribed commencement date.

Rate of interest on warehoused goods fixed under Customs Amendment Act provisions, establishing the applicable interest charge for specified sub clauses.
Fixation of the rate of interest applicable to goods deposited in customs warehouses is prescribed by notification exercising statutory powers under the Customs (Amendment) Act, 1991, setting the interest rate for the purposes of the specified sub clauses and thereby establishing the chargeable interest applicable to warehoused goods.

Rate of interest on warehousing dues fixed under statutory provision, imposing an annual charge for delayed payments.
Fixes the rate of interest applicable to warehousing dues under the Customs Act by exercising the power under section 47(2), setting a uniform annual interest rate for calculation of interest on warehoused goods liabilities and superseding the earlier notification on the matter.

Commencement of Customs (Amendment) Act fixed from 23 December 1991 under the statutory power to appoint the enforcement date.
The Central Government appointed 23 December 1991 as the commencement date for the Customs (Amendment) Act, 1991, in exercise of the power under sub-section (2) of section 1 of that Act.

Customs warehousing and interest rules were tightened through revised duty payment, bond, and clearance requirements.
Customs law was amended to revise refund, warehousing, and interest provisions under the Customs Act, 1962. The amendments substituted references to "duty" with "duty and interest, if any, paid on such duty" in the refund provisions, prescribed interest where import duty is not paid within seven days after the bill of entry is returned, shortened specified time limits for warehousing and disposal of goods, and omitted the words "without payment of duty" from certain warehousing-related sections. The amended scheme introduced a revised bond requirement for warehoused goods and inserted a new section 59A requiring payment of fifty per cent of the assessed duty and execution of a bond for the balance, together with interest and related obligations.

Customs exemption for cocoa beans caps ad valorem duty on imports above a specified rate.
The central government exempts cocoa beans under Heading 18.01, whole or broken, raw or roasted, when imported, from so much of the customs duty as exceeds the amount calculated at the rate of twenty five per cent ad valorem, thus capping the chargeable duty at that ad valorem rate.

Customs exemption for power transmission components caps payable customs duty at specified ad valorem rate if certification requirements satisfied.
Exempts imported components for manufacture of power transmission systems for earth-moving machinery, fork lift trucks and locomotives from customs duty in excess of a 15 per cent ad valorem rate, subject to certification that the components are listed and required, certification that the import is under a Ministry-approved manufacturing programme issued by an Industrial Advisor, and subsequent verification that the components were used for the specified manufacturing purpose within a period set by the Assistant Collector of Customs.

Customs exemption: addition of recuperator and heat exchanger equipment eligible for duty relief in carbon black manufacture.
The Central Government amended Notification No. 30/88-Cus by inserting Sl. No. 17 in its Table to add Recuperator/Heat Exchangers for use in the manufacture of carbon black, thereby extending the notification's exemption coverage to that specified energy conservation machinery under the Customs Act.

Customs duty cap for computer peripherals limits payable duty to prescribed ad valorem rates, distinguishing listed core peripherals.
Central Government caps customs duty on imports under Heading 84.71 by exempting that portion of duty exceeding the amount calculated at the ad valorem rate specified in the notification's Table; the Table distinguishes listed computer peripherals from all other goods under the Heading and prescribes different ad valorem rates for each category, and the notification supersedes the earlier specified notification.

Commencement of Customs Tariff amendments: specified Finance Act changes appointed to come into force on a fixed date.
The Central Government, exercising the power conferred by clause (b) of section 121 of the Finance (No. 2) Act, 1991, appoints the first day of January, 1992 as the date on which the amendments to the Customs Tariff Act, 1975 specified in the Third Schedule to that Finance Act shall come into force.

Auxiliary duty amendment adds a new Schedule entry to Notification 27/91-Cus expanding exemption coverage under statutory authority.
Amendment inserts, after Sl. No. 73 in the Schedule to Notification No. 27/91-Customs, a new Sl. No. 74 identifying Notification No. 155/91-Customs dated 5-12-1991, thereby adding that notification to the list of entries in the Schedule. The Central Government exercised its powers under the Customs Act and the Finance Act to make this textual addition to the notification's Schedule.

Customs exemption for newspaper imports allows reduced duty and waiver of additional duty subject to RNI certificate and use restriction
Exempts specified Chapter 85 electronic transmission equipment imported by registered newspaper establishments from customs duty in excess of a reduced ad valorem rate and from additional duty under section 3, subject to production of a Registrar of Newspapers for India certificate and an undertaking that the goods will remain in the importer's possession, control and use for a prescribed period and that any subsequent sale will require the Registrar's permission.

Exchange rate determination: Russian Rouble conversion rate set for customs purposes, replacing prior notification and taking operative effect.
The Central Government fixes an exchange rate for conversion between the Russian Rouble and Indian currency under the statutory provision governing exchange rates for customs purposes, prescribing a specific conversion rate to be applied in customs valuation and related computations, and superseding the earlier notification with an indicated operative date for application.

Auxiliary duty exemption for consumable imports by CSIRC added, amending customs notifications under statutory grant of powers.
Auxiliary duty exemption for consumable goods imported by CSIRC for biochemicals is effected by Notification No. 154/91-Cus (2-12-1991), which amends Notification No. 24/91-Customs by inserting Sl. No. 290 after Sl. No. 289 and referencing Notification No. 153-Customs (2-12-1991); the amendment is made under the Central Government's powers under the Customs Act and the Finance Act in the public interest.

Customs duty exemption for research consumables permitted when certified for use by publicly funded research institutions.
Exempts consumable goods imported by the Council of Scientific and Industrial Research Centre for Biochemicals from the whole of customs duty and the whole of the additional duty, conditional on production at importation of a Director's certificate to the Assistant Collector specifying description, quantity, value and that the goods are for use by publicly funded research institutions or universities for research.

Exchange rate determination set for conversion into Indian currency, governing stamp duty and customs calculations.
The Central Government, exercising powers under the Indian Stamp Act and the Customs Act, prescribes specified rates of exchange for listed foreign currencies to be applied in converting between those currencies and Indian currency. The notification supersedes an earlier notification and fixes the conversion rates via a Schedule, which serves as the operative basis for computing stamp duty and for determinations under Section 14 of the Customs Act.