This Directive lays down:
(a)
the conditions of entry and residence for more than 3 months in the territory of the Member States, and the rights, of third-country nationals for the purpose of highly qualified employment and of their family members;
(b)
the conditions of entry and residence, and the rights, of third-country nationals and of their family members, referred to in point (a), in Member States other than the Member State which first granted an EU Blue Card.