How US Customs Duties Work: De Minimis Explained

How US Customs Duties Work: De Minimis Explained

The $800 free-pass is gone. Here's exactly what Shopify sellers importing from China must know and do today.

For years, the $800 de minimis rule was the silent engine behind most direct-to-consumer shipping from China — a legal loophole that let millions of packages skip duties entirely. That era is over. If you source products from 1688, Taobao, or any Chinese platform and ship them to US customers, your entire cost model just changed.

What Was the De Minimis Rule (and Why Everyone Relied on It)?

De minimis — from the Latin de minimis non curat lex, meaning "the law does not concern itself with trifles" — was a US customs provision under 19 USC 1321 (Section 321 of the Tariff Act) that allowed low-value imports to enter the United States without paying duties, taxes, or filing formal customs paperwork.

The threshold that shaped modern e-commerce was set at $800 per person per day by the Trade Facilitation and Trade Enforcement Act of 2015 — a 300% jump from the previous $200 level that fundamentally opened the door to direct-to-consumer importing at scale. At its peak, roughly 4 million packages per day entered the US under this exemption, and CBP processed over 1.1 billion such shipments in fiscal year 2023 alone.

For Shopify sellers, the rule was transformative. It meant a $40 gadget shipped directly from a 1688 supplier to a US customer cleared customs automatically, with zero duty liability and no broker needed. Dropshippers, print-on-demand stores, and small private-label brands all built their logistics model around it.

"The de minimis rule was the foundation for millions of small shipments crossing borders every day, fueling international e-commerce and supporting small businesses trying to reach US customers." — The rule created a balance between customs efficiency and enforcement that nobody expected to disappear overnight.

The $800 Exemption Is Gone — Here's the Exact Timeline

The suspension happened in two distinct waves, and you need to understand both:

  1. May 2, 2025 — China and Hong Kong: The de minimis exemption was eliminated specifically for shipments originating from China and Hong Kong. Every package, regardless of value, became subject to full tariffs and customs processing.
  2. August 29, 2025 — All other countries: The suspension was extended globally. No country of origin retains de minimis treatment for commercial e-commerce shipments.
  3. June 24, 2026 — Made permanent: CBP moved the de minimis suspension from executive-order policy into permanent regulation (Federal Register 2026-12670), effectively codifying the end of the $800 threshold.

A statutory repeal is scheduled for July 1, 2027, and multiple congressional proposals would codify the elimination outright. Nothing in the current regulatory landscape suggests a return to duty-free small parcels. Plan on permanence.

What Customs Entry Looks Like Now (No More Free Pass)

Before the suspension, a sub-$800 package from Shenzhen cleared customs automatically under Entry Type 86 — no broker, no paperwork, no duty bill. That process no longer exists for commercial imports.

Today, every commercial shipment entering the United States — regardless of value, regardless of country of origin, regardless of shipping method — is subject to formal or informal customs entry, a 10-digit HTS code classification, and full duty payment. Duties, taxes, and processing fees are collected before release.

The two main entry pathways that replaced de minimis are:

  • Entry Type 11 (Informal entry): For shipments valued at $2,500 or below. The importer of record must submit a completed CBP Form 3461 through the Automated Commercial Environment (ACE), including shipment details, transaction value, and the 10-digit HTSUS code for each item.
  • Entry Type 01 (Formal entry): Required for shipments valued above $2,500. This involves comprehensive documentation, a customs surety bond to guarantee duty payment, and typically requires a licensed customs broker. A merchandise processing fee of approximately 0.3464% of the shipment value applies.

Additionally, effective July 24, 2026, a new informal entry process was introduced for international mail shipments valued at $2,500 or less. A separate per-parcel handling fee for low-value postal items is also scheduled to take effect no later than November 1, 2026.

How Your Duty Bill Is Actually Calculated

This is where most Shopify sellers get blindsided. Import duty from China is not a single flat rate — it's a stack of layers, each applied on top of the customs value of your goods.

Duty Layer Who It Applies To Typical Rate
Base HTS Duty (MFN Rate) All imports from countries without a US free trade agreement 0% – 37.5% depending on product category
Section 301 Tariff (China-specific) Chinese-origin goods on USTR lists 7.5%, 25%, or higher depending on list
Merchandise Processing Fee (MPF) All formal entries 0.3464% of customs value (min ~$33.58, max ~$651.50); flat ~$2.69 for informal entries under $2,500
Harbor Maintenance Fee (HMF) Ocean shipments only (not air) 0.125% of customs value
Customs Broker Fee Formal entries (recommended for all) $150 – $300+ per entry

Example: You import phone cases from Guangzhou. Your base MFN duty might be 3.4%. But if your product is on Section 301 List 3, add another 25%. That stacks to roughly 28–30% before MPF and broker fees. On a $5,000 shipment, that's $1,400–$1,500 in duties alone — a number that may not have existed in your original margin model.

Always cross-reference your product against the official USITC HTS search tool (usitc.gov) and the USTR's Section 301 search tool to confirm the exact applicable rate before placing any order. Third-party calculators are useful for quick estimates but may not reflect the most current Section 301 rates, which have changed multiple times and continue to be updated.

The HTS Code: Your Single Most Important Compliance Task

Getting your HTS code right is no longer optional — it's the foundation of every customs entry. The Harmonized Tariff Schedule of the United States (HTSUS) is a 10-digit classification system that determines your duty rate, your Section 301 exposure, and your eligibility for any applicable exemptions.

A critical mistake to avoid: Chinese suppliers sometimes provide HTS codes on commercial invoices, but these codes are often wrong — optimized for the supplier's country, not for US import. Using the wrong code can result in overpayment, underpayment (with penalty risk), or shipment delays. Misclassification can mean paying 25% when the correct rate is 7.5% — on a $100,000 shipment, that's a $17,500 difference.

Practical steps for accurate classification:

  1. Use the free USITC HTS search tool — search by plain-language product keyword, then drill from chapter to heading to the 10-digit statistical suffix that carries the actual duty rate.
  2. Confirm Section 301 exposure via the USTR's Section 301 search tool at ustr.gov.
  3. For ambiguous or high-value products, request a binding ruling from CBP before your first shipment.
  4. Keep documentation of why you chose a given code — CBP audits require evidence of your classification rationale.

Practical Strategies for Shopify Sellers Sourcing from China

The end of de minimis doesn't mean the end of profitable China sourcing. It means the game has new rules, and sellers who adapt their operations will outcompete those who don't.

1. Build Duties Into Your Product Selection, Not Your Invoices

The time to calculate landed cost is before you select a product — not after your first shipment clears customs. For any product you're considering on 1688 or Taobao, run a full duty stack estimate (base HTS + Section 301 + MPF + shipping) and ensure your retail margin survives it. Products in heavily tariffed categories (apparel, footwear, electronics accessories) need higher retail prices or lower supplier costs to remain viable.

2. Consider DDP (Delivered Duty Paid) Shipping

With DDP, duties and taxes are calculated and paid before the shipment leaves China — your customer receives the package without any surprise customs bill. This dramatically reduces cart abandonment and returns for international orders, and it shifts compliance responsibility to a logistics partner with customs expertise. If you're fulfilling orders from a China-based warehouse, ask whether your fulfillment provider offers DDP as a shipping option.

This is where an integrated solution like Piratify — which handles both sourcing from Chinese platforms (1688, Taobao, Tmall, JD.com, Goofish, Weidian) and fulfillment in one flow — can simplify the customs compliance layer considerably, rather than piecing it together across multiple disconnected tools.

3. Consider US-Based Inventory for High-Volume SKUs

Foreign Trade Zones (FTZs) and bonded warehouses allow importers to store goods in the US without immediately paying duties — duties are only assessed when goods leave the zone for domestic consumption. For high-velocity products, pre-positioning inventory in the US under a formal bulk import can reduce per-unit duty costs versus individual parcel shipping.

4. Never Attempt to "Split" Shipments to Avoid Duties

This is a federal offense. CBP border officers actively look for "split shipments" (sometimes called smurfing) — intentionally dividing a single large order into multiple small parcels to dodge duties. If CBP deems your shipments intentionally split, they can consolidate their declared value and charge full duties plus penalties. Routing Chinese-made goods through a third country without genuine transformation is similarly illegal transshipment, carrying federal penalties including seizure.

Want to go deeper on shipping strategy and choosing the right logistics setup for your Shopify store? Read our guide on China shipping methods for Shopify sellers and our breakdown of how to calculate landed cost on China imports.

FAQ

Is the $800 de minimis exemption completely gone for US imports?

Yes. The $800 de minimis exemption was eliminated for China and Hong Kong on May 2, 2025, and for all other countries on August 29, 2025. CBP moved the suspension into permanent regulation on June 24, 2026. Every commercial shipment entering the US — regardless of value or origin — now requires a customs entry and is subject to applicable duties and taxes. There is no minimum threshold.

What is a Section 301 tariff and does it apply to my products?

Section 301 tariffs are China-specific additional duties imposed by the USTR on a wide range of Chinese goods, in response to trade enforcement measures. Depending on which tariff list covers your product, they can add 7.5%, 25%, or more on top of your base HTS duty rate. You can check your product's Section 301 exposure using the USTR's official search tool at ustr.gov. Commonly affected products include electronics, machinery, apparel, and accessories — which covers most Shopify product categories.

Do I need a customs broker to import products from China for my Shopify store?

For informal entries (shipments under $2,500), a customs broker is not strictly required but is strongly recommended. For formal entries above $2,500, using a licensed customs broker is effectively necessary to prepare and file the required documentation correctly through CBP's Automated Commercial Environment. Given the complexity of Section 301 tariff stacking and HTS code classification, working with a broker from your first shipment significantly reduces the risk of misclassification penalties and clearance delays.

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