4. The following amendments shall be made in the Excises and Salt Act, 1944 (I of 1944), namely:-(1) throughout the Act, for the words “Collector of Central Excise”, “Deputy Collector of Central Excise”, “Assistant Collector of Central Excise”, “Superintendent of Central Excise” and “National Excise Officer” wherever occurring, the words “Collector of Excise”, “Deputy Collector of Excise”, “Assistant Collector of Excise”, “Superintendent of Excise” and “Excise Officer” shall respectively be substituted; and (2) the First Schedule to that Act shall be amended in the manner set out in the Second Schedule to this Act.