ernesto cosme was designated as the officer in charge in september 1984, eventually becoming the tct's last president. it was during his administration that republic act no. 6764 was signed into law by former president corazon aquino on october 13, 1989, converting tct into tarlac state university (tsu). this was made possible through the sponsorship of congressmen jose cojuangco, jr., jose yap, and hermie aquino.