For « posted » employees
Brexit with the withdrawal agreement that was signed on January 24, 2020 (effective from January 31, 2020) and during the transition period which runs through December 31, 2020
Only one Social Security legislation applies : the employee will remain a member of their home country’s Social Security system.
The worker will remain a member of the UK Social Security system.
The worker will remain a member of the French Social Security system.
As regards France’s relationship with the United Kingdom from January 1st, 2021, we now know more about the measures that will apply under the withdrawal agreement to Frenchinsured individuals who established ties to the United Kingdom prior to December 31, 2020 : on cutoff dates for forms issued as certificates of applicable legislation for posted or multi-State workers.
To learn more about the local posted-worker assistance program, please go to the practical Brexit information that has been put online by France’s Ministry for Solidarity and Health.