Discretionary and Rulemaking Authority

SECTION 1

Historical Context & Motivation

The Constitution vests legislative power in Congress and executive power in the President, but from the very founding of the republic, lawmakers recognized that they could not anticipate every technical detail a statute might require. As the nation industrialized, Congress increasingly relied on executive agencies to fill in the gaps of legislation, granting them both discretionary authority — the latitude to decide how and when to enforce the law — and rulemaking authority — the power to craft binding regulations that carry the force of law. Understanding how this delegation evolved reveals the ongoing tension between effective governance and the separation-of-powers framework the Framers established.

1887

Interstate Commerce Commission

Congress creates the first federal regulatory agency, tasked with overseeing railroad rates. The ICC marks the beginning of the modern administrative state and the delegation of quasi-legislative power to executive bodies.

1935

Schechter Poultry Corp. v. United States

The Supreme Court strikes down a New Deal statute for granting the President virtually unlimited power to write codes of fair competition, articulating the nondelegation doctrine's modern boundaries.

1946

Administrative Procedure Act (APA)

Congress establishes the procedural framework for federal rulemaking, requiring agencies to publish proposed rules, solicit public comment, and justify final regulations — creating the notice-and-comment process still in effect today.

1984

Chevron U.S.A. v. NRDC

The Supreme Court announces the Chevron deference framework: when a statute is ambiguous, courts should defer to an agency's reasonable interpretation, dramatically expanding bureaucratic discretion.

2024

Loper Bright Enterprises v. Raimondo

The Supreme Court overrules Chevron deference, holding that courts must exercise independent judgment in interpreting statutes, signaling a potential contraction of agency discretionary authority.

This arc — from the first regulatory commission through the explosion of the administrative state, the formalization of rulemaking procedures, the rise and fall of judicial deference — frames the central question this lesson addresses: How much lawmaking power can Congress delegate to executive agencies, and what mechanisms exist to check that power?

SECTION 2

Core Principles & Definitions

Before examining how agencies wield authority, it is essential to distinguish the two primary categories of power that Congress delegates. Discretionary authority refers to the power of agency officials to use their own judgment in deciding how to implement or enforce laws — for instance, when the Environmental Protection Agency decides which polluters to investigate first, or when immigration officials prioritize certain categories of deportation cases. Rulemaking authority is the power to issue regulations — codified in the Federal Register and the Code of Federal Regulations — that have the binding force of law. Both forms of authority emerge from the same root: congressional delegation through enabling statutes that authorize an agency to act within a defined policy domain.

Enabling Statutes

Laws passed by Congress that create agencies or grant them authority over a policy area. The breadth or specificity of the statute determines how much discretion the agency enjoys.

Discretionary Authority

The power of agency officials to exercise judgment in applying statutes — deciding priorities, allocating enforcement resources, and interpreting ambiguous statutory language in day-to-day operations.

Rulemaking Authority

The quasi-legislative power to create binding regulations through formal or informal procedures. The notice-and-comment process under the APA is the most common method of informal rulemaking.

Nondelegation Doctrine

The constitutional principle that Congress may not delegate its legislative power without providing an 'intelligible principle' to guide agency discretion. Rarely enforced since 1935, but it sets theoretical limits.

Congressional Oversight

The checks Congress retains — appropriations, hearings, the Congressional Review Act, and confirmation powers — to supervise and constrain agency discretion after delegation.

✦ KEY TAKEAWAY

KEY TAKEAWAY

SECTION 3

Visual Explanation: The Delegation & Accountability Framework

The diagram traces the flow of authority from Congress (top) through federal agencies (center) to two outputs: discretionary enforcement decisions (left) and binding regulations (right). The green feedback loop at the bottom shows how courts, Congress, and the President check agency power.

The diagram illustrates the fundamental dynamic of the modern administrative state: Congress enacts enabling legislation that gives agencies a policy mandate, and those agencies exercise two distinct forms of delegated power. On the left branch, discretionary authority manifests in everyday decisions — which complaints to investigate, which permits to grant, how to allocate limited resources. On the right branch, rulemaking authority produces formal regulations through the notice-and-comment process. Both pathways are subject to the checks depicted at the bottom: judicial review can invalidate rules or enforcement actions that exceed statutory authority, congressional oversight committees can summon agency heads for hearings and adjust funding, and the President can direct agency priorities through executive orders. This interplay makes the bureaucracy simultaneously powerful and accountable — a theme central to the AP exam.

SECTION 4

How Rulemaking Works: The Notice-and-Comment Process

The Administrative Procedure Act of 1946 standardized the mechanism by which agencies translate broad legislative directives into specific, enforceable regulations. The dominant method is informal rulemaking, commonly called notice-and-comment rulemaking, which balances bureaucratic expertise with democratic participation. The process proceeds through several clearly defined stages that AP exam questions frequently test.

The five-step rulemaking process: Congress delegates via an enabling statute, the agency publishes a Notice of Proposed Rulemaking (NPRM), the public submits comments, the agency issues a final rule, and the rule takes effect. At every stage, the CRA, judicial review, and presidential oversight can intervene.

Each step serves a specific constitutional and practical function. The Notice of Proposed Rulemaking (NPRM) is published in the Federal Register and must describe the proposed rule's substance and legal basis, ensuring transparency. The public comment period democratizes the process by allowing individuals, interest groups, and corporations to submit written feedback; agencies must address significant comments in the final rule's preamble. The agency then issues a final rule that is codified in the Code of Federal Regulations and carries the same legal weight as a statute. Understanding this process is crucial because AP free-response questions frequently ask students to explain how bureaucratic rulemaking reflects or tensions with democratic principles.

FORMAL vs. INFORMAL RULEMAKING

SECTION 5

Discretionary Authority in Practice: Types and Examples

Discretionary authority is not monolithic; it takes different forms depending on the context. Some agencies exercise prosecutorial discretion when deciding which violations to pursue. Others exercise interpretive discretion when deciding what ambiguous statutory language means in a particular case. Still others exercise allocative discretion when distributing grants, permits, or licenses. The table below classifies these forms and provides concrete examples drawn from agencies commonly tested on the AP exam.

Types of discretionary authority exercised by federal agencies

Type of Discretion	Definition	Agency Example
Prosecutorial Discretion	Deciding which violations to investigate and prosecute given limited resources	Department of Homeland Security setting deportation priorities (e.g., DACA)
Interpretive Discretion	Determining the meaning of ambiguous statutory terms when applying the law	EPA defining "navigable waters" under the Clean Water Act
Allocative Discretion	Distributing resources, licenses, or grants among competing applicants	FCC allocating broadcast spectrum licenses to telecommunications companies
Policy Discretion	Choosing among multiple lawful policy approaches to implement statutory goals	Department of Education setting Title IX enforcement guidelines

The scope of discretionary authority matters for the AP exam because it illustrates how unelected bureaucrats effectively make policy. When the Obama administration used prosecutorial discretion to create DACA (Deferred Action for Childhood Arrivals), critics argued that the executive was legislating without Congress. When the Trump administration reversed that discretion, the Supreme Court in Department of Homeland Security v. Regents of the University of California (2020) held that the rescission was "arbitrary and capricious" under the APA, demonstrating that even discretionary decisions are subject to procedural constraints. These real-world cases frequently appear in concept-application and SCOTUS-comparison questions on the AP exam.

SECTION 6

Worked Example: Tracing a Rule from Statute to Implementation

To see how discretionary and rulemaking authority operate in practice, consider the Clean Air Act and the EPA's regulation of greenhouse gas emissions. This example mirrors the kind of scenario the AP exam might present in a concept-application FRQ.

Step 1 — Identify the Enabling StatuteThe Clean Air Act (1970, amended 1990) directs the EPA to regulate air pollutants that "endanger public health or welfare." The statute does not list specific pollutants or emission levels — Congress delegated that technical determination to the agency.

Congress delegates broad authority through vague statutory language.

Step 2 — Agency Exercises Interpretive DiscretionIn 2009, the EPA issued an Endangerment Finding concluding that greenhouse gases, including carbon dioxide, meet the statutory definition of pollutants that endanger public health. This was an exercise of interpretive discretion — deciding what "air pollutant" and "endanger" mean in the context of climate change.

Discretionary authority used to interpret statutory language.

Step 3 — Rulemaking: Notice-and-CommentThe EPA published a Notice of Proposed Rulemaking in the Federal Register proposing emission standards for power plants. During the public comment period, the agency received over four million comments from environmental groups, industry lobbyists, states, and individual citizens. The EPA then issued the Clean Power Plan as a final rule, setting state-specific emission reduction targets.

Rulemaking authority exercised through APA procedures.

Step 4 — Accountability Check: Judicial ReviewTwenty-seven states and numerous industry groups challenged the rule. In West Virginia v. EPA (2022), the Supreme Court struck down the Clean Power Plan under the "major questions doctrine," holding that an agency cannot exercise authority of vast economic and political significance without clear congressional authorization. This illustrates how courts constrain rulemaking authority.

Judicial review limits agency authority when delegation is deemed too broad.

✦ KEY TAKEAWAY

EXAM TIP

SECTION 7

Strengths and Limitations of Delegated Authority

The delegation of discretionary and rulemaking authority to the bureaucracy is one of the most debated features of American governance. Proponents argue that it enables expert-driven, responsive policy; critics contend that it undermines democratic accountability and the separation of powers. The following table outlines the principal arguments on both sides — a useful framework for the argument essay (FRQ 4) on the AP exam.

Arguments for and against broad delegation of authority to the bureaucracy

Strengths	Limitations
Technical Expertise: Agencies employ subject-matter specialists who can craft precise regulations that generalist legislators cannot.	Democratic Deficit: Unelected bureaucrats make binding rules affecting millions, potentially reducing popular sovereignty.
Flexibility: Agencies can respond to changing conditions faster than the legislative process allows.	Agency Capture: Regulated industries may influence the agencies meant to oversee them, skewing rules in their favor.
Public Participation: Notice-and-comment rulemaking gives citizens, interest groups, and businesses a formal voice.	Inconsistency: Discretionary decisions may vary with each presidential administration, creating policy instability.
Continuity: Career civil servants provide institutional memory that persists across administrations.	Separation-of-Powers Concerns: Agencies that write rules (legislative), enforce them (executive), and adjudicate disputes (judicial) may concentrate too much power.

✦ KEY TAKEAWAY

BROADER CONTEXT

SECTION 8

Connection to Contemporary Debates & Advanced Theory

The balance between bureaucratic power and constitutional structure is evolving rapidly. Several recent Supreme Court decisions and legislative proposals have reshaped — or threaten to reshape — the framework of delegated authority. AP exam designers are especially attentive to these developments, and students should expect questions referencing the shift away from judicial deference toward agencies.

Traditional vs. emerging frameworks for constraining bureaucratic authority

Concept	Traditional Framework	Emerging Framework
Judicial Deference	Chevron deference (1984): courts defer to reasonable agency interpretations of ambiguous statutes.	Loper Bright (2024): Chevron overruled; courts exercise independent judgment on statutory interpretation.
Scope of Authority	Agencies could broadly interpret vague enabling statutes to address new problems (e.g., climate regulation under a general pollution statute).	Major questions doctrine (West Virginia v. EPA, 2022): agencies need clear congressional authorization for rules of vast economic and political significance.
Nondelegation	Largely dormant since 1935; courts upheld broad delegations as long as an 'intelligible principle' existed.	Several justices have signaled interest in reviving the nondelegation doctrine, which could fundamentally limit the scope of rulemaking authority.
Congressional Control	Congressional Review Act (1996) rarely used; only one resolution of disapproval signed into law before 2017.	CRA used extensively in 2017 and 2025 transitions to repeal outgoing administration's rules. Proposals like the REINS Act would require affirmative congressional approval for major rules.

These shifts have significant implications for the future of governance. If courts no longer defer to agency expertise and Congress struggles to pass detailed legislation due to partisan gridlock, the result could be a regulatory vacuum in areas like environmental protection, financial regulation, and public health. Conversely, proponents of these changes argue that democratic legitimacy requires elected officials — not unelected bureaucrats — to make consequential policy choices. The AP exam increasingly tests students' ability to evaluate both sides of this debate in argument essays and concept-application questions.

SECTION 9

Practice Problems

Which of the following best describes the difference between discretionary authority and rulemaking authority as exercised by federal agencies?

Congress passes a law directing the Department of Education to "promote equal access to educational opportunities." The Department subsequently issues detailed guidelines defining how schools must handle Title IX complaints. This scenario best illustrates which of the following?

PROBLEM 3 — INTERMEDIATE

The Environmental Protection Agency (EPA) was created by executive order in 1970 and subsequently authorized by multiple enabling statutes including the Clean Air Act and Clean Water Act. (a) Describe one way the EPA exercises discretionary authority. (b) Describe one way the EPA exercises rulemaking authority. (c) Explain how one mechanism of congressional oversight can limit the EPA's exercise of either form of authority.

PROBLEM 4 — APPLIED

Develop an argument about whether the delegation of rulemaking authority to federal agencies is consistent with or in tension with the constitutional principle of separation of powers. In your essay: • Articulate a defensible claim or thesis. • Support your claim with at least two pieces of specific and relevant evidence. • Use reasoning to explain why your evidence supports your claim. • Respond to an opposing or alternative perspective.

PROBLEM 5 — CRITICAL THINKING

The table below shows the number of final rules published in the Federal Register by federal agencies and the number of public laws enacted by Congress in selected years. (a) Describe a trend shown in the data. (b) Explain how the data illustrate the significance of rulemaking authority relative to congressional lawmaking. (c) Explain one reason why the number of final rules might have decreased between 2000 and 2020, and describe how this could relate to changes in judicial review of agency authority.