This Act comes into effect on the date of promulgation; provided, however, that the provisions amending the title, the provisions amending the table of contents, the provisions amending Article 1, the provisions amending the title of Chapter II, the provisions adding one Article after Article 3 and the provisions amending Article 4, paragraph (1), and the provisions of Articles 5, 6 and 11 of the Supplementary Provisions come into effect on April 1, 1986.