Esakki Subaya, the Ambasamudram MLA, resigned on May 26, 2026, after meeting Speaker J.C.D. Prabhakar, following his vote with 24 other rebel AIADMK MLAs in favor of the C. Joseph Vijay-led government on May 13. Three additional MLAs resigned on May 25 and joined TVK. The events occurred under assembly rules with Speaker confirmation.