This Article takes the controversial position that Treasury regulations are entitled to judicial deference under the Chevron doctrine, as clarified by the Supreme Court in the more recent Mead case, whether those regulations are promulgated pursuant to specific authority delegated in a substantive provision of the Internal Revenue Code or in the exercise of general authority granted in Code Section 7805(a). The Article attributes the unwillingness to concede Chevron\u27s applicability to tax exceptionalism, the erroneous perception of many scholars that tax is different from other areas of the law, which in the context of this Article translates into the idea that tax should have its own judicial deference standards separate from the Chevro...