Petition against R.A. No. 12000 or the "Negros Island Region Act"
Rev. Fr. Hendrix C. Alar, Dr. Maria Lina R. Eparwa, Engr. Wilfredo L. Magallano, Atty. Marcelino C. Maximo, Atty. Jose Imaculado L. Palmitos and Atty. Grace A. Sumalpong v. Republic of the Philippines, through the Office of the Solicitor General