Skidmore v. Swift & Co.
Citation
323 U.S. 134 (1944)
Facts
Stub — to be completed.
Issue
Stub — to be completed.
Holding
Stub — to be completed.
Rule
Agency interpretations in manuals and opinion letters, while not controlling, are entitled to respect proportional to their power to persuade — based on thoroughness, validity of reasoning, and consistency with prior positions.
Significance
Established Skidmore deference as the baseline for informal agency guidance; contrasted with Chevron deference for formal rules.