It's not like US law doesn't apply at all on Indian reservations; the exact contours of the application are wildly unprincipled, but they do stick when the feds

It's not like US law doesn't apply at all on Indian reservations; the exact contours of the application are wildly unprincipled, but they do stick when the feds want them to. Besides which, "money laundering", "conspiracy", or any of the other catch-all felonies are broad enough to encompass any of the practical steps to engage in such a project.