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A Visual Guide To Nfib V. Sebelius, Colin Starger

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Though Chief Justice Roberts ultimately provided the fifth vote upholding the Affordable Care Act (ACA) under the Tax Power, his was also one of five votes finding the ACA exceeded Congress’ power under the Commerce Clause.

The doctrinal basis for Roberts’ Commerce Clause analysis was hotly contested. While Roberts argued that the ACA’s purported exercise of Commerce power “finds no support in our precedent,” Justice Ginsburg accused the Chief Justice of failing to “evaluat[e] the constitutionality of the minimum coverage provision in the manner established by our precedents.”

These diametrically opposed perspectives on “precedent” might prompt observers to ask whether …