People vaccinated in the EU or US do not need to isolate when coming to the UK from an amber country.
Paul Bussetti will face a new trial after the High Court quashed his previous acquittal.
The charity says it is taking action following a "very small number of safeguarding incidents".
Developers say the site could contribute £300m a year to the local economy and create 4,500 jobs.
Cleaners and others employed by contractors should receive the same rise as NHS staff, a union says.