Guidance for health and social care staff in Wales has now been amended to include changes to self-isolation which includes the introduction of Daily Contact Testing (DCT). Changes to the regular asymptomatic testing guidance for public-facing health workers and asymptomatic staff who live in the same household as the person who has COVID-19 symptoms or has tested positive for COVID-19 to return to work.
Further details and the updated guidance can be found on the Welsh government website