Tornaritis has been a member of the House of Representatives of Cyprus since 2001, and in May 2021 achieved to be re-elected for the fifth consecutive time in the second place on the Nicosia district ballot, under the banner of Democratic Rally (DISY).

In addition to his role in parliament, Tornaritis has been chairing the Cypriot delegation to the Parliamentary Assembly of the Council of Europe since 2020.

He is also the Assembly's rapporteur responsible for the United Nations global compacts for migrants and refugees (since 2020) and – alongside Damien Cottier – the co-rapporteur on Montenegro.

[4] On July 10, 2020, Tornaritis proposed a resolution on the Committee on Culture, Science, Education and Media in the Parliamentary Assembly of the Council of Europe in relation to the change of Hagia Sophia's status from museum to mosque, and it has been passed with clear majority.

He later organised an enlightenment campaign on Famagusta and Turkey's plans to open the fenced off area of the City on the Parliamentary Assembly of the Council of Europe.