2[(1) Where any Central Act is not expressed to come into operation on a particular day, then it shall come into operation on the day on which it receives the assent,—
(a)in the case of a Central Act made before the commencement of the Constitution, of the Governor-General, and
(b)in the case of an Act of Parliament, of the President.]
3* * * * *
(3)Unless the contrary is expressed, a 4[Central Act] or Regulation shall be construed as coming into operation immediately on the expiration of the day preceding its commencement.