It's main purpose is to create a labor monopoly, just as doctors licenses are. And there is zero legal assurance that a Professional Engineer or a Medical Doct

It's main purpose is to create a labor monopoly, just as doctors licenses are. And there is zero legal assurance that a Professional Engineer or a Medical Doctor can do their jobs competently. Certifications are fine, if done by private organizations. Those certifications have to prove their value in the marketplace, to customers, or they'll become worthless. When the boot heel of government is used to give certifications the force of law is when they run off the rails, and allow small groups to impose arbitrary rules to exclude valuable practitioners.