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.
(..) You should maybe... ...consider coming in through the lobby. Also, my father is under the impression... -...that you require psychiatric attention. - Oh, really? Peter. What happened? You should see the other guy. The other guy, in this instance, (..)2012 The Amazing Spider-Man