Earlier quoted context omitted.
It does however give it better control, a fixed threshold in terms of training that applicants should pass, and more oversight. Those are the important parts, being real or not is irrelevant. Snake-oil selling is also a very real profession.
Truth to be told, Engineering license requirements have a bigger effect in gate keeping the profession and keep supply restricted, much like any other regulated profession. Gate keeping has some benefits, but is easily circumvented by bad actors all the time, such as all the sham degrees that just churn out the bare minimum to pass licensing tests. If all the licensing to architects, doctors, engineers, lawyers, and…
Depends on the country and the educational system. In some countries no such sham degree is possible to be accepted for an engineering title.