Exemption to petroleum gases and other gaseous hydro carbons [Heading 27.11]
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....Exemption to petroleum gases and other gaseous hydro carbons [Heading 27.11] Notification No. 157/89-C.E. Dated 17-7-1989 In exercise of the powers conferred by sub-section (1) of section 5A ....
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....lyisobutylene, from so much of the duty of excise leviable thereon, which is specified in the said Schedule, as is in excess of the duty leviable on the quantity of the said gases consumed in the manu....
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