The Joint Public Service Commission, the precursor of the Punjab Public Service Commission, with its writ running from the Khyber Pass to the Jamuna near Delhi, was born at Lahore on May 1,1937. In the wake of the Partition, the Punjab Public Service Commission resurged in February, 1948, at Shimla with its revised jurisdiction extending over the then province of East Punjab.
Following the merger of the States of Punjab and Pepsu, it shifted to Patiala on Nov.1st,1956. On 1stNov1966, its territorial jurisdiction again decreased due to the formation of the States of Haryana and Himachal Pradesh.