In March 2020, the CMA launched a programme of work to identify, monitor and respond to competition and consumer problems arising from coronavirus and the measures taken to contain it. Since then, regular updates and information have been published on the CMA coronavirus (COVID-19) response pages on GOV.UK.
https://www.gov.uk/government/publications/update-on-work-of-the-cma-during-the-coronavirus-pandemic-15-march-2021/protecting-consumers-during-the-coronavirus-covid-19-pandemic-update-on-the-work-of-the-cma