Career
Justice Umaru was Call to the bar in 1968 and was appointed to the bench of the Nigerian courts of appeal in 1983 as Justice. In 1987, he got a transfer to Kastina State to assist in setting up of the state judiciary and three years later, he was appointed as President of the Nigerian courts of appeals, a position he held for ten years, between 1999 to 2009 and was succeeded by Justice Ayo Salami.