The protest would be led by DMK parliamentary leader T R Baalu, a party release said.
Tamil Eelam Supporters Organisation (TESO) meeting held on July 16 here resolved to stage a state-wide demonstration on August 8, pressing for certain resolutions.
More From This Section
The meeting resolved to press the Centre to boycott the Commonwealth Head of Governments Meeting.
It also insisted that India should take responsibility in not letting Sri Lankan government dilute the 13th amendment, which was signed in the 1987 Rajiv Gandhi-Jayawardhane Accord.
As per the 13th amendment, Sri Lanka had agreed to devolve some authority to the provinces.
One of the resolutions also wanted the government of India to protect the livelihood of Tamil fishermen from Sri Lankan Navy.