The idea that anything resembling a "Governing Body" existed in the first century is ludicrous How long did it take for a letter to get from, say Greece to Jerusalem, six months? And the reply, another six months. The kind of control the WTBS exerts simply wasn't possible. That's why Paul talked about the qualifications for an elder. The guys running the local church had to be smart enough to make their own decisions without checking with somebody else.
Can you picture that happening in the org today?