Tuʻiʻafitu began his career in national politics when he was elected to Parliament as Noble's Representative for Vavaʻu in the November 2010 general election.[4] He was appointed Deputy Speaker in the Legislative Assembly. On 5 July 2012, he was appointed Minister for Health in Prime Minister Lord Tuʻivakano's Cabinet, following ‘Uliti Uata's resignation to join the Opposition.[5]
On 28 December 2021 he was appointed to the Cabinet of Siaosi Sovaleni as Minister for Lands and Natural Resources.[6] He was the only noble initially appointed to Sovaleni's Cabinet.[7] Following the resignation of Sovaleni as Prime Minister in December 2024, he resigned from Cabinet.[8]