Excise exemption for steel wheel castings grants full duty relief where castings arise during manufacture for central government departmental use.
An exemption removes the whole excise duty on steel castings of wheels under Chapter 86 where the castings arise during manufacture of wheels in a Central Government factory and the wheels are intended for use by a Department of the Central Government; the exemption is conferred under section 5A(1) of the Central Excises and Salt Act on public interest grounds.

Excise exemption for liquid paraffin of I.P. grade where duty on source refrigeration oil has been previously paid.
The Central Government exempts liquid paraffin of I.P. grade under sub-heading 2710.99 from the whole of excise duty under the statutory power in section 5A(1), provided the paraffin is manufactured from refrigeration oil on which excise duty or the relevant additional duty has already been paid, thereby conditioning the exemption on prior payment of duty on the input oil.

Excise rate adjustment amends tariff entry, increasing the specified rate under a central excise notification amendment.
Amendment substitutes the figures and symbol shown in column (4) against S. No. 9 of the Table annexed to Notification No. 180/88 Central Excises (dated 13 May 1988) with a new percentage, the change being made under the statutory power to amend notifications and justified in the public interest.

Effective duty rates for aluminium goods exempt excess excise beyond prescribed levels, with special per tonne duties and use-based reduction.
Notification fixes effective excise duty rates for specified aluminium goods by exempting duty in excess of the rates set in the annexed Table, including differentiated rates for unwrought metal, scrap, powders, sheets, foil, tubes, profiles, and wire categories, plus particular per tonne charges for some wire rod and wire where input credit conditions apply. It provides a reduced rate for strips used to manufacture exempt pipes when prescribed procedural requirements are met and defines "primary producer" for eligibility.

Excise exemption for rubber cycle parts during specified period relieves retrospective duty liability where duty was not levied.
Exercising powers under Section 11C of the Central Excises and Salt Act, 1944, the Government directs that the whole of the excise duty which would otherwise have been payable on rubber parts and accessories of cycles and cycle rickshaws shall not be required to be paid in respect of items on which duty was not levied during the period commencing 28 February 1986 and ending 19 May 1987, formalising retrospective relief where a non-levy practice prevailed.

Exemption to raw naphtha directs no excise duty payable where used to manufacture benzene and toluene in declared refineries.
A statutory direction exempts duty of excise on raw naphtha produced in declared refineries and used within those refineries for manufacture of benzene and toluene, stating that the whole excise duty which would have been payable but for the prevailing practice of non-levy shall not be required to be paid in respect of such raw naphtha for the specified retrospective period.

Excise exemption for prints of feature films selected for India Panorama, conditional on Ministry certificate produced within prescribed period.
Exempts prints of feature films under Heading No. 37.06 from excise duty where selected for the India Panorama; manufacturers must produce a Ministry of Information and Broadcasting certificate confirming selection within one month of clearance or within any extended period allowed by the proper officer to qualify for the exemption.

Manufacture-origin requirement: cement exemption limited to cement made from clinker produced within same manufacturer's factory.
The amendment substitutes the proviso to limit eligible cement to that manufactured out of clinker produced within the same factory where the cement is made or within another factory of the same manufacturer where clinker production has commenced during the relevant period, thereby imposing a manufacture-origin requirement for clinker used to qualify for the notification's exemption.

Extension of Notification validity: expiry date substituted to extend the notification's operative period by one year.
The Central Government, satisfied in the public interest, amends the earlier notification by substituting the prior expiry date with a new expiry date, thereby extending the notification's period of validity for an additional year; this textual substitution alters only the notification's temporal scope and does not modify other substantive terms.

Exemption scope narrowed: amendment omits phrase 'in the repair or maintenance of machinery used', altering notification coverage.
The Central Government, under Section 5A(1) of the Central Excises and Salt Act, 1944, by Notification No. 234/88-C.E. dated 27-7-1988, amends Notification No. 182/87-C.E. (10-7-1987) by omitting the words "in the repair or maintenance of machinery used" from that notification.

Tariff classification amendment expands Annexure entries to add additional subheadings alongside the existing exemption code.
Amendment to Notification No. 175/86-C.E. substitutes the figures in the Annexure at Serial No. 2: the prior single tariff figure is replaced by an expanded set of tariff subheadings, thereby updating the classification codes referenced in that exemption entry under the Central Excises and Salt Act.

Excise duty exemption for copper coated steel strips limits liability above specified per tonne rate under tariff schedule.
The notification exempts copper coated steel strips under sub heading 7212.90 from excise duty to the extent that duty exceeds the amount computed at a specified per tonne rate, thereby capping excise liability for those goods and disallowing any scheduled duty above the stated per tonne amount.

Tariff classification amendment expands covered tariff headings by substituting additional item codes in excise notification.
Amendment revises the Annexure to the central excise notification by substituting the single referenced tariff code in Item 4, sub item (iii) with a specified set of four tariff headings, thereby altering the list of tariff numbers that determine the applicability of the notification under the miscellaneous exemptions framework.

Excise exemption for recycled precious and platinum group metals limits duty to value added in remanufacture.
Exempts catalysts, ingots, powder, sponge and compounds of specified metals when manufactured from used or spent catalysts or metal recovered from old or used articles, from central excise duty to the extent that such duty would exceed the amount calculated with reference only to the value of material added, if any, and the charge for such manufacture; covers items in Chapters 28, 38 and 71 and applies to gold, silver, platinum, palladium, rhodium, iridium, osmium and ruthenium.

Excise exemption caps duty on unglazed sintered clay tiles at a specified ad valorem rate, limiting payable tax.
Notification exempts unglazed sintered clay tiles under the relevant tariff heading from central excise duty to the extent that duty exceeds an amount calculated at a specified ad valorem rate, effected under statutory executive power and justified as necessary in the public interest.

Excise exemption for recycled precious metals limits duty to added-material value and re-processing charges.
Exemption limits excise duty on articles re-made or re-conditioned from old or used precious-metal articles to the duty corresponding to the value of material added and the charges for re-making or re-conditioning; duty in excess of that amount is not leviable. The scope covers specified metals and alloys in which a listed metal predominates or alloys meeting the gold-content threshold.

Excise exemption for low-capacity motorised two-wheelers caps duty at a specified ad valorem rate where value falls below threshold.
Motorised two-wheelers of engine capacity not exceeding 25 cubic centimetres under heading 87.11 are exempt from excise duty in excess of the amount calculated at the rate of 10 per cent ad valorem, provided the value per two-wheeler does not exceed the prescribed ceiling; "value" is as determined in accordance with the statutory valuation provisions applicable to central excise.

Extension of notification validity: expiry date of specified central excise notification is postponed to a later specified date.
Amendment substitutes the expiry date in paragraph 2 of Notification No. 463/86-C.E., replacing the earlier specified date with a later specified date, thereby extending the notification's period of validity; the change is effected by Notification No. 226/88-C.E. issued under the powers of sub-rule (1) of rule 8 of the Central Excise Rules, 1944.

Tariff amendment adds phenol formaldehyde resins entry and extends the notification expiry, altering related tariff classification.
Notification No. 225/88 amends Notification No. 133/86-C.E. by inserting tariff item 3909.51 for Phenol formaldehyde resins with an ad valorem duty of twenty-five per cent and by substituting the previously specified expiry date in paragraph 2 with a later date; it also amends Notification No. 53/88-C.E. by omitting the figures 3909.51 from column (2) of S. No. 14 in its Table, under the authority of sub-rule (1) of rule 8 of the Central Excise Rules, 1944.

Exemption for unwrought zinc produced from duty-paid residues allowed subject to input duty paid and credit restrictions.
Exemption exempts unwrought zinc under heading No. 79.01 from excise duty where produced from zinc dross, zinc ash or residues on which excise or additional customs duty has already been paid, provided no duty credit has been taken on those inputs; the exemption does not apply to primary producers, and stocks of inputs are deemed duty-paid unless clearly recognisable as non-duty paid.