evidence: As well as retail establishments, face coverings in Scotland are also mandatory in any indoor establishment which offers goods or services for hire – such as a library which offers DVDs or CDs to rent. [...] Face coverings are not mandatory in shops in Wales, although the Welsh government has advised the use of face coverings in circumstances where it might be difficult to maintain a two-metre distance from others. [...] Face coverings have been compulsory on public transport in Northern Ireland since 10 July.