Exemption for goods under Chapter 88 removes excise duty liability by executive notification under public interest power. All goods falling within Chapter 88 of the Schedule to the Central Excise Tariff Act, 1985 are exempted from the whole of the duty of excise leviable thereon, by notification issued under sub section (1) of section 5A of the Central Excises and Salt Act, 1944 on grounds of public interest.