Lesson 05: Congress: Representation, Oversight, and the Budget

What You'll Learn

• Distinguish apportionment from redistricting and explain how gerrymandering — through packing and cracking — distorts representation, and why Baker v. Carr let courts into the fight.
• Compare the trustee, delegate, and politico models of representation, and explain the incumbency advantage.
• Describe congressional oversight and the federal budget process — authorization, appropriations, reconciliation, the debt ceiling — and distinguish entitlement (mandatory) from discretionary spending, using how tax law is made as a working example.

Content

The House rests on one idea: representation by population. The Constitution requires an enumeration — a count of every person — every ten years. That count is the census, taken by the Census Bureau in every year ending in zero (1990, 2000, 2010, 2020). The census drives two different jobs that are easy to confuse.

Apportionment vs. redistricting

Apportionment distributes the 435 House seats among the fifty states by population. After each census, fast-growing states gain seats and slow-growing states lose them (after 2020, Texas gained seats while New York lost one). The total has been fixed at 435 by law since 1929.

Redistricting happens inside each state afterward: states redraw their district boundaries so each district holds roughly equal population. In most states the state legislature draws the lines; a growing number use independent commissions. The distinction: apportionment divides seats between states; redistricting draws lines within a state.

Gerrymandering: packing and cracking

Gerrymandering is drawing district lines to give one group an unfair advantage. It works through two moves:

• Packing crams as many of the opposing group's voters as possible into a few districts. Those districts are won in landslides, but every vote piled up past 50%-plus-one is "wasted," so the opposition wins fewer seats overall.
• Cracking splits a concentrated bloc across many districts so it is a majority in none and elects no one.

The law treats two kinds differently. Partisan gerrymandering (drawing for a party) is a matter federal courts have declined to referee, leaving remedies to state courts and commissions. Racial gerrymandering (race as the predominant factor) triggers the strictest constitutional review.

How courts entered redistricting: Baker v. Carr (1962)

For most of American history courts called districting a "political question" and refused to touch it. In Baker v. Carr (1962), Tennessee had not redrawn its legislative districts since 1901; a rural district and a huge urban district each had one representative, so a city vote was worth a fraction of a rural one. The Supreme Court held that such malapportionment claims are justiciable — courts can hear them under the Equal Protection Clause. Baker did not redraw a single line; it opened the courthouse door and launched the principle of "one person, one vote."

Models of representation

Suppose your district wants a bill you think is a mistake. Political scientists describe three responses:

• Trustee model — the member votes her own judgment about the national interest even against constituents' wishes.
• Delegate model — the member mirrors constituents' expressed wishes regardless of personal opinion.
• Politico model — a realistic blend, acting as trustee on some issues and delegate on others.

The incumbency advantage

Sitting members almost always win re-election. The incumbency advantage rests on name recognition, the franking privilege (free official mail to constituents), superior fundraising, and casework — staff who help constituents solve problems with the federal bureaucracy, such as a delayed Social Security check or a stuck IRS refund. House incumbents seeking re-election typically win at rates around 90% or higher, even when voters tell pollsters they disapprove of Congress.

Oversight

Oversight is Congress's power to monitor and investigate the executive branch. It is an implied power flowing from the authority to legislate and to appropriate money — you cannot write good laws or spend wisely without information. Its tools are committee hearings, investigations, and subpoenas to compel testimony. When a committee subpoenas an official and the president claims executive privilege, two implied powers collide and the courts often referee.

The federal budget process

Federal money moves through distinct steps, and adults feel the results directly in tax and benefit policy.

Two categories of spending behave very differently:

• Entitlement (mandatory) spending — benefits paid automatically to everyone who qualifies (Social Security, Medicare), with no annual vote setting the amount. It grows on autopilot as eligible populations grow.
• Discretionary spending — funded by annual appropriations that Congress votes on each year (defense, most agencies).

[GRAPH: A stacked bar of the federal budget dividing into a large "Mandatory / entitlement" block (Social Security, Medicare, Medicaid — paid automatically) and a smaller "Discretionary" block (defense and annually appropriated agencies), with a thin "net interest" sliver on top; a caption notes that only the discretionary block is set by the yearly appropriations fight.]

How a tax law is made, and why it matters to filers. A tax bill (a revenue measure) must originate in the House, pass both chambers — often through reconciliation to avoid a Senate filibuster — and be signed by the president. Once enacted, the change flows straight into everyday life: employers adjust W-2 withholding, and filers see the effect on their refund or balance due the following spring.

Key Takeaways

• Apportionment splits the 435 seats between states; redistricting draws lines within a state. Packing concentrates opponents; cracking scatters them — both waste the opposition's votes.
• Baker v. Carr (1962) made apportionment justiciable and launched "one person, one vote."
• Trustee votes own judgment; delegate votes the district's wishes; politico blends both. The incumbency advantage (name recognition, franking, fundraising, casework) keeps re-election rates high.
• Authorization grants permission, appropriation provides the money, reconciliation dodges the filibuster, and the debt ceiling caps borrowing for spending already approved. Entitlements pay out automatically; discretionary spending is set by annual appropriations.

Practice Questions