Case C-257/24, Städteregion Aachen: Judgment of the Court (Tenth Chamber) of 10 July 2025 (request for a preliminary ruling from the Landessozialgericht Nordrhein-Westfalen – Germany) – PE, legally represented by her parents v Städteregion Aachen (Reference for a preliminary ruling – Social security – Migrant workers – Regulation (EC) No 883/2004 – Article 3 – Matters covered – Freedom of movement for workers – Article 45 TFEU – Regulation (EU) No 492/2011 – Article 7 – Equal treatment – Social advantages – Disabled minor child of a frontier worker – Integration assistance in the form of school assistance benefits for disabled children – Residence requirement