A new round of tariffs took effect at 12:01 a.m. ET on July 24, 2026 — covering 60 countries and 99.4% of everything the United States imports. The administration says it's about forced labor enforcement. It's actually the third different legal tool this White House has used this year to keep tariffs in place after the Supreme Court struck down the original ones.
And it's landing at a difficult moment. Households and small businesses are already absorbing a war-driven spike in energy prices, a softening job market, and a national debt trajectory that leaves the government little room to cushion new cost shocks. This guide breaks down what Section 301 actually is, why it's being used this way now, and what the combined weight of tariffs and an unresolved conflict with Iran means for the price of everything you import.
What Section 301 Actually Is
Section 301 of the Trade Act of 1974 gives the President broad authority to impose tariffs when the US determines a foreign trading practice is "unreasonable" or discriminates against American commerce. It was written as a targeted retaliation tool — historically used narrowly, such as against Japan in the 1980s over semiconductors, and by the first Trump administration in 2018 to justify tariffs on Chinese goods.
What's different this time: Section 301 is no longer being used as a targeted response to one country's specific practice. It's now the primary, general-purpose tariff authority for the remainder of this term — applied simultaneously to 60 countries at once, justified by a single forced-labor enforcement investigation that ran roughly four months.
Why Now — The Real Timeline
This is the third distinct legal basis for tariffs this year, and the sequence explains why it happened this week specifically:
"Liberation Day" tariffs imposed under IEEPA (emergency powers) earlier in Trump's term.
Struck down by the Supreme Court in February 2026 — the Court ruled the administration exceeded its authority under emergency powers.
Stopgap replacement: a temporary 10% global tariff imposed under Section 122, legally capped at 150 days.
That 150-day tariff expired at midnight, July 23–24, 2026 — forcing a new legal vehicle immediately or losing the tariffs entirely.
Section 301 tariffs took effect the same night — this time explicitly intended to be permanent rather than temporary.
A senior administration official said the goal was to "avoid complexity" — language that points toward legal durability, not the forced-labor investigation, as the real driver. Columbia economist Laura Veldkamp put it more directly: this "looks like an excuse to try to resurrect the original tariffs under some other guise."
Countries failing to enforce forced-labor import bans — a four-month investigation covering 60 economies.
A legally durable replacement for tariffs the Supreme Court already struck down once this year.
The Rates and What's Exempt
- No stacking: goods already under separate national security tariffs (steel, aluminum) will not be double-taxed
- USMCA-qualifying goods remain largely exempt — critical for Canada/Mexico auto parts trade
- Oil, natural gas, and goods not produced domestically (like European cork) are carved out
This Is Landing on an Already-Strained Economy
This is the part most tariff explainers skip — and it's the part that actually matters for what you pay.
Since February 28, 2026, the United States and Israel have been in an active, unresolved conflict with Iran — a conflict that has not been formally declared by Congress. A ceasefire reached in June briefly calmed things. It broke down in early July: Iran attacked commercial ships in the Strait of Hormuz, and by July 7–8 the US was striking back and the truce was declared over.
The economic fingerprint of that conflict is already visible in the data:
The June ceasefire's inflation relief was fragile to begin with. With the truce broken and conflict resuming in early July, the same energy price pressure that pushed CPI to a 3-year high in May is positioned to return — right as a new tariff wave adds fresh cost pressure on top of it.
Separately, and compounding the picture:
What This Means for Importers Specifically
Two cost pressures are now compounding rather than arriving one at a time:
- Tariff costs on 99.4% of import volume, effective immediately
- Energy and transport costs tied to a conflict with no clear resolution timeline, which directly affects fuel surcharges, ocean freight bunker costs, and inland trucking rates
For an importer already managing tight margins, this isn't a single new line item — it's two overlapping cost shocks landing in the same quarter, on top of a federal fiscal position with less room than usual to offer relief.
What You Will Be Able To Do After Reading This
- Understand what Section 301 actually authorizes, and how its current use differs from its original 1974 purpose
- Know the exact tariff rate that applies to your sourcing countries, and which exemptions apply
- See the documented link between the Iran conflict, energy prices, and the recent inflation spike — and why that risk hasn't gone away
- Understand why the federal government has less fiscal flexibility than in past tariff cycles to soften the impact
- Recognize that tariff costs and energy/freight costs are compounding right now, not arriving separately
Sourcing from a country hit by the new tariffs?
Accrue can help you confirm your exact rate, check for exemptions, and plan freight timing around it.
Talk to Us →Sourced from USTR fact sheets and Federal Register notices, NBC News, Marketplace, TIME, U.S. News, Yahoo Finance, Congressional Budget Office (July 2026 Budget and Economic Outlook), Federal Reserve FOMC projections (June 2026), Trading Economics CPI data, Stanford SIEPR, and IMF World Economic Outlook estimates. Figures reflect data available as of July 25, 2026.