Market risk mounts as SC weighs Trump’s power

Market Risk Mounts as SC Weighs Trump's Power — UPSC Study Note

1. At a Glance

• The U.S. Supreme Court adjudicated whether President Donald Trump could invoke the International Emergency Economic Powers Act (IEEPA) to impose tariffs unilaterally, without Congressional approval. [S1]
• On 20 February 2026, the Court struck down IEEPA-based tariffs in a 6-3 ruling (Learning Resources, Inc. v. Trump), holding that IEEPA does not grant the President taxing/tariff power. [S1]
• The case carries direct relevance for India's GS-II (International Relations) and GS-III (Economy) aspirants: it reshapes U.S. trade architecture, affects WTO disciplines, and influences India's export sectors. [S2][S4]
• This is a landmark separation-of-powers ruling with global market repercussions — a paradigm case of executive overreach vs. legislative prerogative in trade policy. [S1]

2. Why in the News

• April 2025 ("Liberation Day"): Trump issued executive orders imposing sweeping reciprocal tariffs on virtually all U.S. trading partners under IEEPA's emergency authority; stocks fell ~5% on announcement day. [Article]
• November 2025: Supreme Court heard oral arguments; justices signalled scepticism about presidential tariff authority without Congressional sanction. [Article]
• January 9, 2026: Anticipation of imminent ruling triggers market volatility; online betting markets assigned only a 30% probability of tariffs being upheld. [Article]
• 20 February 2026: SC struck down IEEPA tariffs; all IEEPA-based tariffs terminated at 12:00 AM ET, 24 February 2026, replaced by a temporary 10% ad valorem tariff under Section 122 of the Trade Act of 1974. [S1][S3]

3. Background & Evolution

4. Core Static Facts

• Full name: International Emergency Economic Powers Act (IEEPA), enacted 1977, codified at 50 U.S.C. §§ 1701–1708. [S1]
• Trigger condition: President must declare a national emergency under the National Emergencies Act before invoking IEEPA.
• Scope (pre-ruling): Authority to "regulate … importation" from adversary nations — interpreted by Trump administration as including tariff imposition.
• SC ruling (Feb 20, 2026): 6-3; authored by Chief Justice John G. Roberts Jr.; joined by Sotomayor, Kagan, Gorsuch, Barrett, Jackson. [S1]
• Legal holding: IEEPA's "regulate importation" clause does not include power to impose tariffs; tariff power is explicitly a Congressional (Article I) taxing power. [S1]
• Post-ruling replacement: 10% ad valorem tariff on most imports under Section 122, Trade Act of 1974 (a statutory, Congressional-delegated authority). [S1][S3]
• Revenue at stake: IEEPA-based tariff collections estimated at $175–179 billion (Penn-Wharton Budget Model); potential refunds to importers. [S1]
• Effective tariff rate: U.S. merchandise import tariff rate dropped from ~14% (Dec 2025 baseline) to ~9.6% after ruling (OECD, April 2026). [S4]
• WTO impact: World merchandise trade volume projected to fall 0.2% in 2025; North American exports projected to drop 12.6% under tariff regime. [S5]

5. Multi-Dimensional Analysis

Economic

• Striking down IEEPA tariffs removed ~$175–179 billion in annual government tariff revenue — a significant fiscal shock, pushing Treasury yields higher as deficit fears rose. [S1][Article]
• Replacement 10% tariff under Section 122 (Trade Act 1974) is a time-limited authority (max 150 days), creating policy uncertainty for businesses. [S3]
• U.S. effective tariff rate moderated to 9.6% (OECD estimate, April 2026), reducing import cost pressures but also reducing revenue buffer. [S4]
• IEEPA tariff regime, while in force, generated revenue equivalent to ~0.7% of U.S. GDP in FY2025-26 — its removal creates a fiscal gap. [S4]

Geopolitical / Strategic

• Ruling curtails executive unilateralism in trade — forces future tariffs through Congress, slowing the pace of economic coercion as a foreign-policy tool. [S1]
• India's exports (pharmaceuticals, IT services, gems & jewellery) exposed to residual 10% tariff; bilateral trade negotiations gain urgency. [S2]
• WTO members, including India, had raised dispute settlement proceedings; SC ruling may make U.S. liable for WTO-inconsistent measures. [S5]
• Partial retreat weakens U.S. negotiating leverage with China, EU; signals limits of presidential economic statecraft. [S1]

Legal / Constitutional

• Core principle: Non-delegation doctrine — Congress cannot delegate its core Article I taxing/tariff power to the executive without an intelligible principle. [S1]
• Ruling aligns with Major Questions Doctrine (post-West Virginia v. EPA, 2022): courts require explicit Congressional authorisation for major economic decisions. [S1]
• Dissent (3 justices): argued IEEPA's broad "regulate importation" language historically encompasses tariffs, citing TWEA precedents.
• U.S. Trade Representative (USTR) now must work through Section 301 (Trade Act 1974), Section 232 (Trade Expansion Act 1962), or new legislation for future tariffs. [S3]

Financial Markets

• When tariffs first announced (April 2025): S&P 500 fell ~5%, Treasury yields initially fell as investors fled to safe-haven assets (U.S. Treasuries, gold, JPY). [Article]
• Post-recovery: Stocks rose >16% in 2025, hitting fresh record highs before the SC ruling created renewed uncertainty. [Article]
• Ruling risk: If refunds of $175–179 billion ordered, analysts warned of liquidity drainage equivalent to a major tightening cycle. [Article][S1]
• Described by market participants as potentially "the ruling with the greatest economic impact" ever (Eddie Ghabour, KEY Advisors Wealth Management). [Article]

Administrative

• Implementation gap: No reimbursement mechanism announced as of Feb 2026 for importers who overpaid IEEPA tariffs. [S1]
• Customs and Border Protection (CBP) must update tariff schedules; estimated logistics disruption for importers recalculating duties. [S3]

6. Recent Developments (Last 12–18 Months)

• April 2025: Trump's "Liberation Day" — IEEPA tariffs imposed on ~180 countries; markets convulse; WTO projects 0.2% fall in world trade volume. [S5]
• July 2025: IMF Working Paper published on "Trade Partners' Responses to US Tariffs" — documents retaliatory tariffs by China, EU, Canada. [S2]
• October 2025: IMF Regional Economic Outlook (Asia-Pacific) flags India's export vulnerability to U.S. tariff regime. [S2]
• November 2025: SC oral arguments; justices openly question IEEPA's tariff-granting scope. [Article]
• January 9, 2026: Hindu BusinessLine reports market risk mounting; betting markets show 30% probability tariffs survive. [Article]
• February 20, 2026: SC rules 6-3 in Learning Resources, Inc. v. Trump — IEEPA tariffs struck down. [S1]
• February 24, 2026: All IEEPA tariffs terminated; 10% replacement tariff under Section 122, Trade Act 1974 takes effect. [S3]
• March 2026 OECD Outlook: U.S. effective tariff rate now ~9.6%; global trade uncertainty persists. [S4]

7. Prelims Hooks

1. IEEPA stands for International Emergency Economic Powers Act, enacted in 1977 (50 U.S.C. §§ 1701–1708). [S1]
2. IEEPA's predecessor is the Trading with the Enemy Act (TWEA), 1917. [S1]
3. The SC ruling (Learning Resources, Inc. v. Trump) was delivered on 20 February 2026 by a 6-3 majority. [S1]
4. The majority opinion was authored by Chief Justice John G. Roberts Jr. [S1]
5. The ruling held that tariff imposition is a Congressional (Article I) taxing power, not an executive emergency power. [S1]
6. IEEPA tariffs were replaced by a 10% ad valorem tariff under Section 122 of the Trade Act of 1974. [S3]
7. IEEPA-based tariff collections were estimated at $175–179 billion (Penn-Wharton Budget Model). [S1]
8. U.S. effective tariff rate fell from ~14% to ~9.6% after SC ruling (OECD, April 2026). [S4]
9. World merchandise trade volume projected to fall 0.2% in 2025 due to tariff regime; North American exports projected to fall 12.6%. [S5]
10. When tariffs were announced in April 2025, S&P 500 fell ~5% on the announcement day. [Article]
11. Stocks recovered post-announcement, rising more than 16% in 2025 before the SC ruling. [Article]
12. The Major Questions Doctrine (traced to West Virginia v. EPA, 2022) underpins the SC's reasoning requiring explicit Congressional authorisation. [S1]
13. Before invoking IEEPA, the President must declare a national emergency under the National Emergencies Act. [S1]
14. Online prediction markets gave only a 30% probability of the tariffs being upheld just before the ruling. [Article]

8. Mains Relevance

Plausible Mains Question Stems:

1. "The U.S. Supreme Court's striking down of IEEPA-based tariffs reflects a broader tension between executive unilateralism and legislative supremacy in trade policy. Analyse its implications for global trade governance and India's strategic interests." (GS-II/III, 250 words)
2. "Examine how the Major Questions Doctrine, as applied in recent U.S. Supreme Court rulings, constrains executive authority in economic policymaking. What lessons does this hold for India's delegated legislation framework?" (GS-II, 250 words)
3. "Assess the impact of U.S. tariff policy volatility (2025-26) on India's export competitiveness and the global trading system governed by the WTO." (GS-III, 150 words)

9. Related Topics to Study Next

10. Common Errors / Trap Areas

1. IEEPA ≠ Section 301: Aspirants confuse IEEPA (emergency powers, 1977) with Section 301 of the Trade Act 1974 (retaliatory tariff authority, still valid post-ruling). Section 301 was not struck down. [S1][S3]
2. Ruling did not eliminate all U.S. tariffs: A replacement 10% tariff under Section 122 remained in force — do not state "all Trump tariffs were removed." [S3]
3. TWEA vs IEEPA: TWEA (1917) applies in wartime; IEEPA (1977) applies in peacetime national emergencies — they are distinct statutes. [S1]
4. Vote count confusion: The ruling was 6-3, not unanimous; three justices dissented, favouring broader executive tariff authority.
5. Refund mechanics: Importers may be entitled to refunds of $175–179 billion, but no reimbursement mechanism was announced as of Feb 2026 — do not state refunds were paid. [S1]

11. Sources

• [S1] Supreme Court Rules Against Tariffs Imposed Under IEEPA — Congress.gov/CRS — https://www.congress.gov/crs-product/LSB11398 — (Tier 3/reference-adjacent; Congressional Research Service)
• [S2] Trade Partners' Responses to US Tariffs — IMF Working Paper, July 2025 — https://imf.org/en/Publications/WP/Issues/2025/07/18/Trade-Partners-Responses-to-US-Tariffs-568632 — (Tier 2)
• [S3] United States Terminates IEEPA-Based Tariffs Following Supreme Court Decision — White & Case LLP (secondary legal source citing official proclamation) — https://www.whitecase.com/insight-alert/united-states-terminates-ieepa-based-tariffs-following-supreme-court-decision
• [S4] OECD Economic Outlook, Interim Report March 2026 — OECD — https://www.oecd.org/en/publications/oecd-economic-outlook-interim-report-march-2026_d4623013-en/full-report/component-2.html — (Tier 2)
• [S5] WTO: Temporary Tariff Pause Mitigates Trade Contraction, April 2025 — WTO — https://www.wto.org/english/news_e/news25_e/tfore_16apr25_e.htm — (Tier 2)
• [Article] Market Risk Mounts as SC Weighs Trump's Power — The Hindu BusinessLine, 9 January 2026 — https://www.thehindu.com/todays-paper/2026-01-09/th_international/articleGALFDO2PH-13048004.ece — (Tier 4)