Who are you kidding?
Our VP's would be doing those TATL trips in Y. All domestic trips are in Y. Our corporate travel department (actually an outside agency) could care less about anyone's class of service, if that class of service is "out of policy".
J is authorized only for TPAC, and it's authorized for everyone, not just VP's.
There's are reason why the demand for premium cabins has shrunk -- companies aren't paying for them like they used to (or in our case, never did).