The date will be changing from 1 May 2024 to 16 May 2024. We will be updating the date in the link products, for applicants that have already applied, and it will be visible in your next import on 19 September 2023.
For XML-Link you'll need to retrieve the new RBD date from the 'getUCASapplicantchoices' method.
If you have any questions please contact the please contact the Customer Success Team at CST@ucas.ac.uk for support.