And here is the official direct from the FAA link that I used:
http://www.faa.gov/air_traffic/publi...bs/AIM/aim.pdf
Search for FAR 91 & FAR Part 135. Then look again at the HTML version.
FAR is common parlance in aviation circles, including the FAA - why would you latch onto the first acronym you found on Google that was clearly irrelevant and think/insist it was correct? God alone knows what you'd make of CRM.... Hint: it's not the first result Google throws up.