Republicans lock Supreme Court at nine justices, blocking future expansion

What it does

This bill proposes a constitutional amendment to lock the Supreme Court at nine justices, preventing Congress from changing that number. It would require ratification by three-fourths of state legislatures to take effect. The primary beneficiary is the Republican Party, which opposes court expansion; the bill directly responds to Democratic proposals to add justices.

Why we flagged it

This is a straightforward constitutional amendment proposal with no hidden mechanism. It does exactly what it says: propose to amend the Constitution to fix the Supreme Court at nine justices. The bill is transparent about its purpose and mechanism.

What the text implies

• Entrenches the current 6-3 conservative majority by removing Congress's ability to rebalance the Court through expansion, effectively locking in judicial ideology for decades.
• Removes a historical precedent: Congress has changed the Court's size seven times (1789–1869), making this amendment a break from constitutional flexibility on institutional design.
• If ratified, would prevent any future Congress from responding to perceived judicial overreach or ideological imbalance through court expansion, even if public opinion shifts dramatically.
• Creates asymmetric political risk: Republicans introduced this after Democrats proposed expansion; if Democrats gain power and ratify it, they permanently surrender a tool they previously advocated for.

Who it affects

Citizens have a genuine interest in stable judicial institutions, but this amendment removes a democratic lever—the ability of future Congresses to adjust the Court's size in response to changed circumstances. It entrenches the current 6-3 conservative majority and prevents the elected branches from rebalancing the Court, which some view as protecting judicial independence and others view as anti-democratic.

Named in the bill

Supreme Court of the United States, U.S. House of Representatives, House Committee on the Judiciary, State legislatures (ratification bodies)

Where it stands

108 cosponsors: 108 Republicans.

• Jan 22, 2025 — Introduced · Congress.gov: “Introduced in House”
• Jan 22, 2025 — Referred to House Committee on the Judiciary · Congress.gov: “Referred to the House Committee on the Judiciary”

Dates and quoted wording are Congress.gov's action record; the timeline shows status changes, not every procedural step.