 During the 1957 elections, Sivakasi was a part of Srivilliputhur constituency and was held by the Indian National Congress and an independent after the by-elections. During the 1962 elections, the town was a part of Aruppukkottai constituency and was held by the Forward Block party. Since 1967, the town has been a part of Virudhunagar Lok sabha constituency; the constituency was won by AIADMK five times (1980, 1984, 1989, 1991 and 2014), MDMK three times (1998, 1999 and 2004), and once each by Swathanthara Party (1967), DMK (1971), INC (1977), and Communist Party of India (CPI, 1996). The current Member of Parliament from the constituency is T. Radhakrishnan from the AIADMK.
