
https://www.gov.uk/guidance/status-of-eu-nationals-in-the-uk-what-you-need-to-know

https://publications.parliament.uk/pa/cm201719/cmselect/cmexeu/935/935.pdf

https://ec.europa.eu/commission/publications/position-paper-transmitted-eu27-goods-placed-market-under-union-law-withdrawal-date_en