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.
(..) - Will you give us a second, please, Ryan? John, why do you want to be in the Secret Service? I can't think of a more important job than protecting the president. Okay, this job requires a university degree. You dropped out of GW after our first semester there. - You don't finish things. (..)2013 White House Down
(..) - That guy was-- - An asshole. Yes, he was. This is my colleague, Special Agent Todd. Standard Secret Service protocol requires... ...a two-agent review for every interview. You're not to look at Agent Todd. - I'm sorry, I just looked at him. - You're only to look at me. So we just-- Okay. (..)2013 White House Down