AbstractThe Federal Constitutional Court's ultra-vires case law—especially its most recent iterations—has more than its fair share of bad parts. It went from non-existence to global prominence in an alarmingly short period of time. Fortunately, the doctrine contains some extraordinarily good parts. Within the case law, there are three beautiful, elegant, and highly expressive elements that are buried under a massive tower of good intentions and hard luck: First, the principle of distinction

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... een the two concepts of responsibility and accountability, second, the ban on transferring blanket empowerments, and third, the idea of a "program of integration" as a good medium for expressing vague ideas. In combination, these elements constitute a constitutional mechanism that does not play hell with European law, but truly complements any union based on multi-level cooperation. Focusing on the good parts—and avoiding some bad parts—might help prospective ultra-vires reviews to steer clear of wreaking havoc. The subset of good parts can serve to shift the constitutional case law towards reliability, readability, robustness, foreseeability, and, if nothing else, explicability.