It’s legal to use different disciplinary standards for probationary employees

No doubt you have been warned many times that the best way to avoid discrimination lawsuits involving discipline is to treat everyone alike. The assumption is that by always being fair and punishing the same behavior, rule violation or poor performance the same, no one can argue that they were demoted, suspended or fired because of their protected status. But there is a situation in which you can—and probably should—treat some employees more strictly as a class.