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Multiple-Agency Delegations & One-Agency Chevron, William Weaver

Vanderbilt Law Review

Congress frequently delegates to agencies, and a host of Supreme Court decisions have articulated tests for determining what level of deference courts should give to agency interpretations of their statutory directives. Courts have historically undertaken these analyses in the context of a single agency. Congressional authorization of joint rulemaking authority is more complicated, however, and the traditional frameworks for review are inadequate.

When Congress delegates authority to multiple agencies, courts should review the agencies' rules with heightened deference. The traditional framework for judicial review of agency rules is ill equipped when rules are promulgated by multiple coordinated agencies. The prevalence …