The ICO has also published a new statement.
This FAQs note follows the early EFAMRO review of the immediate aftermath of the judgment available here. Whilst this document contains considerations of some of the actions recommended for adoption, it is not legal advice and should not be relied upon as such.
The US data transfer situation is evolving rapidly, and updated guidance will be issued as soon as it is officially adopted by the regulators.
While a large EU/US data transfer challenge has arisen, it is worth remembering that until December 30th, 2020 any decision taken by the EU level is binding for all UK businesses and entities.