Tame Tupou to his Bulls career by scoring 10 tries in 11 games that season. At the end of that year Tupou was selected for New Zealand's 2007 All Golds tour of Great Britain. Tupou made a poor start in 2008 due to knee injuries, starting in three games and coming on as a substitute in others. In August that year he was named in the Tonga training squad for the 2008 Rugby League World Cup but was not selected in the final squad after he had to undergo another knee reconstruction. In April 2009 Bradford released Tupou after a Rugby Football
Sonatane Tuʻa Taumoepeau-Tupou February 2010. He presented his credentials as High Commissioner to Canada on 19 May 2010. On 28 March 2011, he was created a Tongan life peer by King George Tupou V with the noble title of Lord Taumoepeau-Tupou of Toula and Kotu. In April 2010, a 3-year Royal Land Commission investigation headed by Lord Fielakepa as chairman investigated corrupt land dealing, and implicated that Taumoepeau-Tupou had acted unethically in his role as Acting Governor of Vava'u. The final land commission report stated "that the Acting Governor Tu'a Taumoepeau has a lot of explaining to give" and recommended that Government investigate