The Most Important Supply Chain Regulatory News for This Week, April 6th 2026

1. Major U.S. Section 232 Tariff Proclamations

On April 2, 2026, President Trump issued two proclamations that fundamentally alter the cost and compliance landscape for pharmaceutical and metal supply chains:

• Pharmaceutical Onshoring: New 100% tariffs have been imposed on certain branded pharmaceutical products and Active Pharmaceutical Ingredients (APIs) to reduce reliance on imports.

  • Deadlines: Effective July 31, 2026, for specific companies, and September 29, 2026, for all others.

  • Incentives: Companies with approved plans to onshore production in the U.S. may qualify for a reduced 20% rate until 2030.

  • White House - Proclamation on Adjusting Imports of Pharmaceuticals

• Revised Metals Tariffs: Effective immediately as of April 6, 2026, existing Section 232 tariffs on steel, aluminum, and copper were modified.

  • New Rates: A flat 50% tariff applies to articles made almost entirely of these metals, and a 25% tariff applies to "derivative" articles.

  • Value-Based Assessment: Tariffs are now imposed on the full value of goods, rather than just their metal content.

  • Exemptions: Products containing at least 95% U.S. or UK melted/poured metal qualify for significantly lower rates (10% to 25%).

  • https://www.globaltradeandsanctionslaw.com/trump-administration-section-232-metal-duties/

2. Emerging Chemical and Product Bans

Several high-impact regulations regarding hazardous materials and unsold goods are moving from the proposal phase to active enforcement this month:

• Forever Chemical Regulation (PFAS): U.S. lawmakers recently reintroduced the "Forever Chemical Regulation and Accountability Act of 2026".

  • If enacted, it would require a 10-year phaseout of all non-essential PFAS uses and shift federal oversight to treat PFAS as a single class of chemicals rather than individual substances.

• EU Unsold Textiles Ban: Under the Ecodesign for Sustainable Products Regulation (ESPR), the EU has moved to stop the destruction of unsold apparel and footwear.

  • Large companies must comply starting July 19, 2026, forcing a rapid shift toward circular inventory and return strategies.

3. Germany: Replacing the LkSG with "International Responsibility"

The German Federal Cabinet presented a draft this week to replace the existing German Supply Chain Due Diligence Act (LkSG) with a new "Law on International Corporate Responsibility."

• The News: This move is designed to prevent "Sonderweg" (a separate German path) by aligning German law with the lighter EU thresholds. However, trade associations warned this week that "no noticeable relief" will be felt in 2026, as the detailed documentation requirements for high-risk tiers remain in effect.

• Source: Fieldfisher - Update on the German Supply Chain Act and EU CSDDD4. California SB 253: The 2026 Disclosure Deadline

4. California SB 253: The 2026 Disclosure Deadline

Despite the federal SEC climate rule being stalled in court, California’s Climate Corporate Data Accountability Act (SB 253) remains in full effect. This week, the California Air Resources Board (CARB) issued a reminder that the first reports—covering Scope 1 and Scope 2 emissions for the 2025 fiscal year—are due by June 2026.

• n-Tier Relevance: While Scope 3 reporting (the supply chain tier) doesn't begin until 2027, companies are being warned this week to begin their n-tier emissions mapping now to ensure they have the "limited assurance" verification required for next year's filing.

• Source: Cleary Gottlieb - U.S. Companies GHG Emissions Disclosure 2026