I’m wondering if the Supreme Court will have the last say in this matter.

According to Mish:
http://globaleconomicanalysis.blogspot.com/2008/09/700-billion-bailout-proposal.html

The text of the proposal includes this:
[quote]
Sec. 8. Review.
Decisions by the Secretary pursuant to the authority of this Act are non-reviewable and committed to agency discretion, and may not be reviewed by any court of law or any administrative agency.
[/quote]