Advertisements and Press Releases 2017 Advertisements - 2017 ACTT's Accredited Post Secondary and Tertiary Level Institutions in Trinidad and Tobago - August 27, 2017. Winners of ACTT's Essay/Poster Competition 2017 and 5th Annual National Quiz 2017. Public Notice: ACTT's offices will be closed on December 27th, 2017 and reopen January 2nd, 2018.