A member of the General Council of the Centre of Indian Trade Unions (CITU), Dr. A Sampath was elected to Parliament from the Chirayinkeezh Lok Sabha constituency in 1996, and from Attingal in 2009 and 2014. Sampath was a first-rank holder in LLM and a teacher of law. His interventions in Parliament on law-related issues have won much attention. Sampath introduced the most number of amendments to the latest Union Budget (2019-20 Interim Budget) presented in the Parliament. He presented 5 private member bills, asked 366 questions and participated in 192 debates in the 16th Lok Sabha.