In the case of United States v. Vermont et al., 1963, the U.S. Supreme Court addressed a dispute over taxation between the federal government and states. The issue at hand was whether or not certain federally-owned lands in Vermont were subject to state property taxes. These lands were part of national forests established under an Act of Congress, which allowed for acquisition by purchase from willing sellers only and required that land be within defined boundaries approved by National Forest Reserves Commission (NFRC). The State argued it had authority to tax these properties because they fell outside NFRC-approved boundaries when purchased but later included through boundary adjustments made without NFRC approval. The court ruled in favor of the United States, holding that once land is acquired as part of a national forest under this act, it becomes immune from state taxation regardless if its subsequent inclusion within NFRC-approved boundaries occurs without formal commission action approving such adjustment beforehand. This decision upheld federal supremacy over states regarding property rights on federally owned lands designated as national forests.

The dissenting opinion in the case of United States v. Vermont et al., 1963, argued that the majority's decision to allow federal intervention in state taxation matters was an overreach of power and a violation of states' rights. The dissenters believed that each state should have the right to manage its own tax affairs without interference from the federal government, as long as it does not violate any constitutional provisions or laws. They expressed concern about potential negative consequences for states' fiscal autonomy and their ability to meet local needs effectively if such interventions were allowed to continue unchecked. Furthermore, they questioned whether this ruling could set a dangerous precedent for future cases involving conflicts between federal authority and state sovereignty.