Should be able to argue that regardless, these are illegal payments, and it is not the case that the supplier pays tax on the payment itself - it is only a small part of the transaction fee. Now, I don't think they care about logical arguments once they've made up their minds, but you can try. That they can keep what they pay for the tax perhaps?
You will soon be redirected to the casino’s website. Please wait. If you use some ad blocking software, please check its settings.