It had been in the works for a while, but now it has formally been adopted. From the article:
The regulation provides that by 2027 portable batteries incorporated into appliances should be removable and replaceable by the end-user, leaving sufficient time for operators to adapt the design of their products to this requirement.
Didn’t Apple throw around the possibility of usb-c iPhones for Europe and Lightning ones for everywhere else? It seems like they gain enough from the proprietary cables to make it worth.