•16/17 year olds (see pp250–55 of the 2019/20 edition of this Handbook);

•workers who are laid off or working short time;

•people subject to immigration control (see Chapter 68);

•people who have come from or are going abroad (see Chapters 69, 70 and 71);

•people who are studying (see Chapter 41);

•people involved in a trade dispute (see here);

•people without accommodation, people who are (or whose partner or children are) in hospital or living in a care home or similar accommodation, and people in prison (see Chapter 42).