In 2002, the Federal Communications Commission (FCC) issued a Declaratory Ruling classifying cable modem (broadband) service as an "information service" under the Communications Act, as amended by the Telecommunications Act of 1996. That designation meant cable broadband was not a "telecommunications service" subject to Title II common-carrier obligations such as nondiscriminatory access and unbundling. The FCC reasoned that cable broadband was provided as an integrated offering that combined transmission with data-processing functionalities (including Domain Name System (DNS) lookup and caching) to enable end users to access and manipulate information online. Several independent internet service providers (ISPs), including Brand X, challenged the FCC's ruling in the Ninth Circuit. That court concluded it was bound by its own earlier decision in AT&T v. City of Portland (2000), which had described cable modem service as a "telecommunications service," and thus set aside the FCC's classification. The FCC and industry groups sought Supreme Court review. The Supreme Court granted certiorari to decide whether a prior circuit court construction of the Communications Act could foreclose a later, contrary, but reasonable, agency interpretation, and whether the FCC's classification itself was permissible.
When a court has previously interpreted a statute, may a later, contrary agency interpretation still receive Chevron deference, and, specifically, was the FCC's classification of cable modem service as an "information service" a permissible construction of the Communications Act?
Brand X establishes that a prior judicial construction of a statute controls over a later agency interpretation only if the court's earlier decision held that the statute was unambiguous and left no room for agency discretion. Otherwise, under Chevron, courts must defer to a reasonable agency interpretation of an ambiguous statutory provision, even if a court previously reached a different interpretation. Applying Chevron's two-step framework, if (1) Congress's intent is clear, that is the end of the matter; but if (2) the statute is ambiguous, a court must uphold the agency's interpretation so long as it is reasonable and within the scope of delegated authority.
Yes. The Supreme Court reversed the Ninth Circuit. A circuit court's prior statutory interpretation does not bar a later, reasonable agency construction unless the prior decision declared the statute unambiguous. The Communications Act's definitions were ambiguous as applied to cable modem service, and the FCC's classification of cable modem service as an "information service" was a permissible, reasonable interpretation entitled to deference.
1) Stare decisis versus Chevron: The Court, per Justice Thomas, explained that Chevron deference reflects a congressional choice to delegate interpretive discretion to agencies on ambiguous statutory terms. When a court previously interprets a statute without holding it unambiguous, the agency retains room to adopt a different, reasonable reading. Thus, the Ninth Circuit erred by treating its earlier AT&T v. City of Portland decision as foreclosing the FCC's contrary interpretation; it should have applied Chevron and deferred if the FCC's view was permissible. 2) Mead/Chevron eligibility: The Court determined that the FCC acted pursuant to delegated authority to interpret and implement the Communications Act and that its classification ruling was the sort of authoritative exercise warranting Chevron deference. The agency's declaratory ruling carried the force of law in this domain, satisfying the conditions for deference. 3) Ambiguity in the statute: The Communications Act (as amended in 1996) distinguishes between a "telecommunications service" (the offering of pure transmission for a fee, directly to the public) and an "information service" (offering capabilities for generating, acquiring, storing, transforming, processing, retrieving, utilizing, or making available information via telecommunications). The statutory terms—especially the concept of what is "offered" to the public when transmission is integrated with data-processing functionalities—were ambiguous as applied to cable modem service. 4) Reasonableness of the FCC's classification: The FCC reasonably concluded that cable broadband was an integrated "information service" rather than a separate "telecommunications service" plus add-on features. The agency found that consumers purchased a finished, functionally integrated internet-access product that included transmission plus DNS, caching, and other processing needed to navigate the web; the transmission component was not offered on a stand-alone basis to the public. This interpretation cohered with the FCC's prior "Computer II/III" enhanced-services framework and policy judgments about fostering broadband deployment and competition. 5) Limits acknowledged: The Court emphasized that an agency cannot override a prior judicial construction that found the statute unambiguous, nor can it contradict a Supreme Court interpretation. Agency decisions remain subject to arbitrary-and-capricious review and must reflect reasoned decisionmaking within statutory bounds. 6) Dissents: Justice Scalia (joined in relevant part by others) argued that cable broadband plainly included a "telecommunications service" because it necessarily transmits information for the user, and that the FCC's integration rationale was artificial. He criticized the Brand X rule for allowing agencies, in effect, to overrule judicial precedent simply by invoking ambiguity and advancing a contrary, policy-driven reading.
Doctrinally, Brand X crystallized the interaction between stare decisis and Chevron deference. It held that a later, reasonable agency interpretation of an ambiguous statute could displace a prior circuit court view, unless the earlier court had held the statute unambiguous. For nearly two decades, this "Brand X rule" governed how lower courts reconciled circuit precedent with evolving agency interpretations. Regulatorily, Brand X enabled the FCC's initial refusal to impose Title II common-carrier obligations on cable broadband, shaping the early net neutrality landscape and supporting later "classification toggles" (e.g., reclassifying broadband to and from Title II) as policy shifted. It became a staple in administrative law courses and communications law practice because it emphasized how ambiguity, reasonableness, and agency expertise could steer statutory meaning over time. Important update: In 2024, the Supreme Court overruled Chevron deference (see Loper Bright Enterprises v. Raimondo and its companion case). That change significantly curtails Brand X's deference holding: courts no longer defer to reasonable agency interpretations simply because a statute is ambiguous. As a result, Brand X's central rule about displacing prior judicial constructions has been superseded. Nonetheless, Brand X remains historically important for understanding the Chevron era, the limits on agency power when a statute is unambiguous or a Supreme Court decision controls, and the communications-law context of information versus telecommunications services.
Brand X powerfully shaped administrative law by prioritizing agency discretion over prior circuit-level interpretations in the face of statutory ambiguity. It also validated the FCC's classification of cable broadband as an "information service," setting the early course of broadband regulation and influencing the net neutrality debate.