Exchange rate determination set for statutory conversion affecting stamp duty and customs valuation under enabling statutes.
The Central Government fixes, effective 1 April 1990, specified foreign exchange conversion rates to be used for calculating stamp duty and for customs valuation, superseding the earlier notification; a Schedule lists, for each listed foreign currency, the amount equivalent to one hundred rupees to be applied for those statutory purposes.

Tariff amendment revises ad valorem customs duty rates on polysulphones and other plastics under Chapter 39.
Amendment substitutes S. No. 11 in the Table to Notification No. 49/90-Customs (Chapter 39), replacing the entries for heading 39.11 to distinguish polysulphones from other goods and to assign separate ad valorem duty rates to each category, thereby creating a tiered ad valorem duty structure within that tariff heading.

Basic duty on nylon filament yarn above 750 deniers imposed under amended excise notification, altering tariff treatment.
The Central Government amends Notification No. 47/90 Central Excises by inserting a new table entry after S. No. 47 to impose a basic duty on nylon filament yarn above 750 deniers under the specified tariff headings, thereby specifying the applicable basic duty rate and altering the excise tariff treatment of that yarn.

Exemption for air-guns under the tariff removes excise duty on specified air rifles and air pistols by notification.
The Government, invoking statutory power in the public interest, exempts air guns, air rifles and air pistols falling within the specified tariff heading from the whole of the duty of excise leviable on them as set out in the Schedule; the exemption is effected by notification and applies to those goods classified under the relevant tariff heading.

Auxiliary duty amendment removes a specified schedule entry from a customs exemption notification, altering tariff coverage under statutory power.
The Central Government, by Notification No. 154/90 Cus dated 21 3 1990, amends Notification No. 144/90 Customs by omitting serial number 14 and its entry from the Schedule, effecting a targeted removal of the listed exemption or provision under the customs tariff framework, pursuant to executive powers conferred by the Customs Act and enabling Finance Bill provisions given force by provisional collection law.

Excise exemption for glass inners removes the levy of excise duty under the Central Excise Tariff in the public interest.
Exempts goods classified as glass inners under the relevant tariff heading of the Central Excise Tariff Act from the whole of excise duty, the Central Government declaring in the public interest that those goods shall be relieved from the duty specified in the Schedule to the Tariff Act.

Rescission of special excise notifications withdraws prior departmental duty notices under statutory authority in the public interest.
The Central Government, under statutory powers in the Central Excises and Salt Act and the Finance Act and being satisfied that it is necessary in the public interest, rescinds two specified Ministry of Finance (Department of Revenue) notifications relating to special excise duty, identified by their official numbers and dates, thereby removing those earlier departmental notifications from force.

Excise duty exemption for free trade zone and export-oriented units removes special excise levy on qualifying goods.
Exemption removes the whole of the special excise duty leviable on goods that fall under the Central Excise Tariff schedule when such goods are produced or manufactured in a free trade zone or in a hundred per cent export-oriented undertaking, pursuant to the Central Government's statutory power and public interest satisfaction.

Set-off of special excise duty allows reduction of duty on finished goods by duty already paid on inputs, subject to notification.
Permits set-off of special duty of excise on specified finished goods to the extent equivalent to special excise duty already paid on inputs used in their manufacture, subject to the condition that such finished goods have been the subject of notifications under section 5A of the Central Excises and Salt Act, 1944 issued by the Central Government.

Special excise duty cap imposed, excess duty exempted under enabling Finance Bill provisions and provisional collection authority.
Prescribes a cap on special excise duty by exempting that portion of the duty under the Finance Bill provision which exceeds five percent of the amount chargeable on goods in the Central Excise Tariff Schedule, invoked under the enabling statutory powers and provisional collection mechanism, while preserving any other existing exemptions for those goods.

Special excise duty exemption removes that levy on listed tariff-head goods, excluding other duties and provisions.
The Central Government exempted specified goods listed by their tariff headings from the whole of the special duty of excise leviable under the Finance Bill, operating through the Provisional Collection of Taxes Act, by notification that identifies the applicable Central Excise Tariff headings and records satisfaction that the exemption is necessary in the public interest.

Special duty exemption suspends special excise levy on scheduled excisable goods for a specified temporary period.
Exempts all goods chargeable to excise from the special duty imposed by the Finance Act, 1989 for a limited, specified period, removing liability to the special duty on every item in the Schedule to the Central Excise Tariff Act, 1985 during the designated timeframe.

Exemption for electrical goods: specified electrical machinery and instruments added to tariff exemption list for trade fair displays.
The central government amends Notification No. 215/84 Central Excises, exercising powers under sub section (1) of section 5A of the Central Excises and Salt Act, 1944, to insert two schedule entries exempting "Electrical machinery and electrical equipment falling under Chapter 85" and "Instruments and apparatus falling under Chapter 90," thereby enlarging the list of goods covered by the miscellaneous exemptions and extending exemption treatment to the listed electrical goods intended for display in trade fairs.

Excise duty amendments: redefine motor vehicle chassis and body-building duties, extend concessional rates and exempt specified films.
Amendments reframe excise treatment by prescribing effective duties for vehicle chassis and bus body building, exempting truck body building with exceptions, extending concessional duty for light commercial vehicles, increasing the value threshold for soap to attract a concessional rate, exempting feature films within specified parameters, and prescribing ad valorem excise rates for water-based paints and insulating varnishes distinct from plastic/oil-based paints.

Exemption limit increase and extension of higher notional credit scheme; central excise notification amended to take effect in April.
The notification amends Notification No. 175/86 to raise the full exemption limit, extend the higher notional credit scheme for an additional year, and insert "tyre flaps of rubber" into the Annexure list of exempted items; the amendments are effected under the Central Excises and Salt Act, 1944 and commence on the specified date in April 1990.

Rescission of Excise notifications withdraws specified prior exemptions under Central Excise law, effective by governmental order.
The Central Government, invoking its statutory power, rescinds a series of prior Government of India notifications issued by the Ministry of Finance (Department of Revenue) that related to Central Excise and miscellaneous exemptions; the instrument lists twenty-one specified notifications and withdraws them from effect.

Rescission of notifications under section 5A withdraws listed central excise exemptions, removing prior exemption orders.
Exercising powers under Section 5A of the Central Excises and Salt Act, 1944, the Central Government rescinds a specified list of prior notifications issued by the Ministry of Finance that granted miscellaneous exemptions under central excise law, thereby withdrawing the legal force of those listed exemption orders.

Exemption continuation for Central Government factory supplies: removes expiry, making exemption indefinite for departmental use.
The amendment omits the sunset phrase in paragraph 2 of Notification No. 197/87 Central Excises, removing the prescribed expiry and thereby continuing the exemption for goods manufactured by Central Government factories for use by Central Government Departments without a time limit.

Excise duty rationalization preserves specified effective rates for listed tariff items, exempting duty above those rates.
Prescribes effective basic excise duty rates for specified tariff sub headings by exempting, for listed goods, that portion of excise duty which exceeds the effective ad valorem or nil rate specified in the accompanying Table; the Table predominantly applies a 10% ad valorem effective rate to identified headings, with specified alternative ad valorem treatments for certain items.

Excise exemption for specified goods under Chapter heading, consolidating nil-rate treatment and reduced duty for ink-pads.
Exempts specified manufactured articles under Chapter 96 from excise duty beyond the reduced rates set in the Table, consolidating miscellaneous exemptions and listing product descriptions with corresponding duty treatment; most entries are nil while ink-pads carry an ad valorem rate.