"I was grieved to hear the demise of Shanmugam, founder and state chief of Lenin Communist Party," she said in a statement here.
"I convey my condolences to the bereaved family and pray for his soul to rest in peace."
92-year old Shanmugam died yestereday due to age related illness.
A veteran Communist Party of India functionary, he was elected from Thirupatthur constituency in 1977. Later, he founded the Lenin Communist Party. He is survived by his wife, two daughters and a son.