The truck driver carries a special license, as the law 'requires' (him to do). = The truck driver carries a special license, 'as required by' law.
What will be 'required' of me if I accept the job? = What will I be 'required' to do if I accept the job?
The newspaper is 'required reading' [=reading that must be done] in my politics course.
(..) therefore have no place in this universe. Look, his Human eyes. They look sad. Don't they. Perhaps an emotional response requires physical stimulae. He's a traitor you know? Your father. For marrying her. That Human whore. They called you a traitor. Emotions run deep within our race. (..)2009 Star Trek