The Melbourne Rebels backrower was set to become Wallaby 926 when he ran out in the number eight jersey.
The 25-year-old joins on a five-year deal with an option of a further year, becoming the Londoners’ fourth signing of the summer.
The only change from last week’s team made by head coach Sean Everitt sees Rhyno Smith coming in for Aphelele Fassi at fullback with Fassi playing off the bench.
Sports Minister Nathi Mthethwa has announced a total budget of more than R1 billion for the 2019/20 financial year.
Victor Gomes who has been appointed to officiate the 2019 Africa Cup of Nations final between Algeria and Senegal on Friday.
Caleb Ewan timed his explosive burst to perfection, catching and overtaking Dutch sprinter Dylan Groenewegen right on the line after a long home straight. Elia Viviani was third on a finish designed for the pure sprinters.
The captain's armband is up for grabs at City after Vincent Kompany left at the end of last season after 11 years in Manchester to take up a player-coach role at Anderlecht, the club at which the 33-year-old started his career.
Atletico said on their website they had signed a 'fantastic and experienced player from the Champions League runner up' and added Trippier had agreed on a three-year deal.
It is the first meeting of CAF’s 54-member associations since allegations of fraud and sexual harassment were levelled against CAF president Ahmad Ahmad in April.
Both players would make the first appearance in the Currie Cup for coach Pote Human in round two of the tournament.
