It's a legal question that is/falls outside my 'province'. [=it does not relate to the area that I know about]
Study in that area had once been the exclusive/sole 'province' of academics.
That subject is the special 'province' of this magazine.
(..) I thought he was a messenger. Yeah, he's one of those... "hyphenates." I'll be right back. Here, can you cut this up? So in what province in Canada were you born? I wasn't born in Canada. What are your parents' names? No parents. You have very delicate hands (..)1998 City of Angels