text: **Interpretation and introduction of Schedules 1 to 4**
  
  **2.**—(1) In these Regulations— 
  
  “category 1 arrival” means person who has arrived in England from a category 1 country or 
  territory, and has not been in a category 2 country or territory or a category 3 country or 
  territory in the period beginning with the 10th day before the date of their arrival in England; 
  
  “category 1 country or territory” means a country or territory, or part of a country or territory, 
  specified in Schedule 1(**b**); 
  
  “category 2 country or territory” means a country or territory or part of a country or territory 
  specified in Schedule 2(**c**); 
  
  “category 3 country or territory” means a country or territory or part of a country or territory 
  specified in Schedule 3(**d**); 
  
  “child” means a person under the age of 18; 
  
  “the common travel area” has the meaning given in section 1(3) of the Immigration Act 
  1971(**e**); 
  
  “coronavirus” means severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2); 
  
  “coronavirus disease” means COVID-19 (the official designation of the disease which can be 
  caused by coronavirus); 