The provisions of Article 2-3, paragraph (4) and Article 2-4, paragraph (3) of the Immigration Control Act as amended by the provisions of Article 1 (hereinafter referred to as the "New Immigration Control Act") apply to the preparation and modification of the basic policy (meaning the basic policy prescribed in Article 2-3, paragraph (1) of the New Immigration Control Act) and the preparation and modification of field-specific operation policies (meaning the field-specific operation policy prescribed in Article 2-4, paragraph (1) of the New Immigration Control Act) carried out on or after the date on which the provisions prescribed in the proviso to the preceding Article come into effect.