Ok, I'll help them out.
The same section that allows the Supreme Court to make up new laws, as they did in Roe v. Wade, and to and the same section from whence they can justify the absence of a market that would be commerce if it existed (Raich) to impact, in some manner the supply or demand int the state which in turn impacts the national [interstate] market and therefore is a matter of interstate commerce (Wickarc).
The little known Article π, Section √e (otherwise known as the Black-Robed God-King Clause)
The supreme court shall have jurisdiction over all laws and the Constitution and may alter or abolish this document at will.
NOW BOW BEFORE US PEASANTS! BOW AND STAND IN AWE AT OUR BRILLIANCE!
"The Federal Government may enact a tax on an activity that it cannot authorize, forbid, or otherwise control."
J. Roberts
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"Where necessary to make a regulation of interstate commerce effective, Congress may regulate even those intrastate activities that do not themselves substantially affect interstate commerce."
J. Scalia, concurring in Raich