prerequisite

Rather, the permit is a prerequisite for the commission’s Autonomous Vehicle Passenger Service, which would give Tesla permission to deploy driverless taxis in the state.

Gen. Dan Caine, a white man who, according to the Associated Press, "has not had key assignments identified in law as prerequisites for the job."

A fluency in French is considered a prerequisite for federal politicians in Canada.

No equipment is needed though a clear sky and a lot of patience are prerequisites.

Typically they will have undertaken a previous bioscience-related degree, but that is not a prerequisite.