(3)The mention of particular matters in sub-section (2) shall not be held to prejudice the general application of section 6 of the General Clauses Act, 1897 (10 of 1897) with regard to the effect of repeal of the repealed enactments as if the Registration of Companies (Sikkim) Act, 1961 (Sikkim Act 8 of 1961) were also a Central Act.