I wouldn't say that a loophole needs to be unintentional. I would describe a loophole as a deliberate or accidental ambiguity in a law that allows others to ci

I wouldn't say that a loophole needs to be unintentional. I would describe a loophole as a deliberate or accidental ambiguity in a law that allows others to circumvent the intent of the law. Either way, I don't think it is technically a loophole. Exception is a good word for it.