Piyasena Subasinghe v. Kanthi Kodikara and Urban Council – CA WRIT/483/2010-2010

In the case between Piyasena Subasinghe and Kanthi Kodikara (Hon. the Mayor, Urban Council, Maharagama) with the Urban Council, Maharagama, the court addressed whether third parties, specifically Intervenient-Petitioners, may intervene in a concluded writ of mandamus application concerning the naming of a road. The court held that such intervention is not permissible after the conclusion of proceedings, reaffirming that only parties with sufficient legal interest may participate in writ proceedings and that court rules and the constitution do not provide for belated third-party intervention once a final order has been made. This determination relied on statutory frameworks governing writ applications and on judicial precedent, emphasizing the principle that intervention is precluded in con