Thurairajasingam is an
attorney at law. Thurairajasingam contested the
1994 parliamentary election as one of the
Tamil United Liberation Front's candidates in
Batticaloa District and was elected to
Parliament. He contested the
2012 provincial council election as one of the
Tamil National Alliance's candidates in Batticaloa District and was elected to the
Eastern Provincial Council (EPC). Thurairajasingam and the other newly elected TNA provincial councillors took their oaths on 28 September 2012 in front of TNA leader and Member of Parliament
R. Sampanthan. During the election campaign Thurairajasingam house was padlocked from the outside in a futile attempt to prevent him submitting the TNA's
nominations. Thurairajasingam became the
Illankai Tamil Arasu Kachchi's (ITAK) general secretary in September 2014. Following the
2015 presidential election an all party provincial government was formed in the Eastern Province. Thurairajasingam took his oath as Minister of Agriculture and Irrigation in front of
Governor Austin Fernando on 3 March 2015. ==References==