I think your wrong simply because last year this was pointed out in a mainstream conservative journal, can’t remember. It specifically says what states can and cannot create compacts on and Nullifying the EC is one of the interpretations — but I’ll look it up some more.
What is our reasoning that congress on majority vote can approve this? Curious as to why if it doesn’t need a chnge in the constitution, why a straight up and down majority vote? Cannot the States just enter into pacts by themselves and decide without congress?
Not sure I understand the question.
The USSC is a wildcard these days. I believe the weight of legal theory these days would approve the NPVC if Congress agrees, but there is a valid case that it is unconstitutional:
and the alternative case:
https://www.cga.ct.gov/2008/rpt/2008-R-0221.htm