If the date of enactment is not specified under the legislation, when does it come into force? Cite the relevant provision of the General Clauses Act, 1897.

Section 5 of the General Clauses Act, 1897 provides the provisions relating to coming into operation of enactments. It states: 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, - in the case of a Central Act made before the commencement of the Constitution, of the Governor-General, and in the case of an Act of Parliament, of the President. Further, unless the contrary is expressed, a Central Act or Regulation shall be construed as coming into operation immediately on the expiration of the day preceding its commencement. If the date of enactment is not specified under the legislation, it comes into force in accordance with Section 5 of General Clauses Act, 1897.