It means essentially the same thing as the current 'in-vogue' phrase, "It is, what it is." It means the law is not negotiable. It may not seem just in some cases but it is, above all else, the law.
not a lawyer but probably not because in my experience it is something that no one wants to change. "it is the way it is." i have been trying and have been shot down at each turn. even to the point...
Statutes rule! Regulations are just rules for carrying out the law the legislature made by statute. If the regulation is inconsistent with the statute (and sometimes they are) they can be challenged...