I do not know why they are prohibited in some rooms, friend, can you tell us? I think that if you belong to carchat you will be able to play it, but I really don't know and you should consult with administrators calvez. Successes
They cant play on the real money side only play money. They can play in some home games where there are cash prizes awarded but the cash is not awarded by pokerstars since the homes games are in play money.