https://www.paragraf.rs/propisi/uredba-kategorizaciji-drzavnih-puteva.htmlR475:
Article 8
The public road Novi Beograd (Vojvođanska Street) - Surčin Jug interchange is temporarily categorized as a state road of class IIB, code 475.
Article 10
This regulation shall enter into force on the eighth day from the date of its publication in the "Official Gazette of the Republic of Serbia", and the provision of Article 8 of this regulation shall apply until April 1, 2025.
Depending on further info, either remove or rename the route.