Section 18
SEC. 18. There shall be incorporated after Section 20 of Republic Act No. 6425, as amended, known as the Dangerous Drugs Act of 1972, a new section to read as follows: "SEC. 20-A. Plea-bargaining Provision. - Any person charged under any provision of this Act where the imposable penalty is reclusion perpetua to death shall not be allowed to avail of the provision on plea-bargaining."