Haroon is a graduate of law from the University of Tasmania. He was admitted to the High Court of Australia and the Supreme Court of Fiji in 1977 and joined Lateef & Lateef upon his return. Haroon was admitted to the South Australian Bar in 1988 and practiced in South Australia for 1 year before once again returning to Fiji. Haroon became the Vice-President of the Fiji Law Society in 1996 and was endorsed as the President of the Fiji Law Society in 1997 – 1998.
Haroon was the first member from the Fiji Law Society to be invited to sit on the Board of Legal Education (1997-98), which then accepted and admitted to the Bar the first batch of law students who graduated from the University of the South Pacific (USP).
Haroon was invited as the President of the Fiji Law Society to deliver a paper at the Commonwealth Law Conference in Kuala Lumpur in 1999 and has been the only President of the Fiji Law Society who has had this privilege. Haroon has also successfully completed a Basic-Level Business & Commercial Mediation course from the Australian Commercial Disputes Centre in 2004. This enables him to mediate on behalf of organizations and/or individuals when a dispute arises.
He passed away some years ago.