The recent split in the Trinamool Congress (TMC) has once again brought India’s anti-defection law into sharp focus. This has happened four decades after the Tenth Schedule was enacted to curb political defections, preserve governmental stability, test constitutional institutions and challenge electoral mandates. The developments within the TMC are not an isolated political event: They are a reminder that the anti-defection framework is increasingly incapable of dealing with the realities of contemporary Indian politics.