 From January 1991 to the end of April of that year, he moved to the Supreme Court as an ad hoc Judge.He had several spells as 'acting Chief Justice of Sindh', during the absence of the sitting Chief Justice, and in May 1992 took over as permanent Chief Justice.By 1994, Justice Zahid's independence could be tolerated no more by the harsh law enforcement agencies, backed by the executive wing of the government.