The primary and the most important function of judiciary in a country is to establish the rights of the citizens and to safe guard the same. And thus, to enforce the fundamental rights laid down in the constitution. In Pakistan, the judiciary either higher or the subordinate performing the same functions with true sprite, following the constitution and the statutory laws to ensure that every citizen is guaranteed his fundamental rights in light of Article 9 of the Constitution of Islamic Republic of Pakistan. In this research paper, the role of high courts will be discussed under article 199 of the constitution, and this research paper will unfold the power of high courts to enforce fundamental rights. In this paper, the writ jurisdiction of the high court will be explained related to the establishment of fundamental rights.