New Right to Rent guidelines are effective as from today - checks predating today will be measured against guidelines in existence at that time, whereas checks carried out from today, will fall under the new guidelines, subject to permitted Covid adjustments. See:- https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/930890/2020.10.29_Right_to_rent_code_of_practice.pdf