Malik was also the president of the Lahore High Court Bar Association (Rawalpindi Bench) in the late 1990s. He was also elected as member Pakistan Bar Council in 2000 for a period of five years (2000-2005). He was also elected as Chairman Executive Pakistan Bar Council (2000-2002). He was contesting the election of Pakistan Bar Council in 2010, but he died before the elections. He was the founder of Noon Law Company (which is now known as Malik Rabnawaz Noon Law Chamber), which was one of the leading law firms of Pakistan. The firm was well-known for criminal, civil, constitutional and company law. Malik was also a legal advisor to many Pakistani politicians.