UFLPA Compliance Guide 2026: Uyghur Forced Labor Prevention Act for Importers

What Is the UFLPA? Law, Scope & Rebuttable Presumption

The Uyghur Forced Labor Prevention Act (UFLPA, Public Law 117-78) was signed into law on December 23, 2021 and took effect June 21, 2022. It is the most consequential forced labor import legislation in U.S. history — not because of the penalties it imposes, but because of how it flips the burden of proof.

Under UFLPA, there is a rebuttable presumption that any goods mined, produced, or manufactured wholly or in part in the Xinjiang Uyghur Autonomous Region (XUAR) of China — or by entities on the UFLPA Entity List — are made with forced labor and are therefore prohibited from entry under 19 USC 1307. The government does not have to prove your goods were made with forced labor. You must prove they were not.

The UFLPA applies to any goods where any part of the production chain involved Xinjiang — not just goods wholly produced there. A finished garment assembled in Vietnam with cotton from Xinjiang is presumptively barred. A solar panel made in Malaysia using polysilicon from a Xinjiang supplier is presumptively barred. The geographic and supply chain reach is extensive.

The Legal Foundation

UFLPA amends Section 307 of the Tariff Act of 1930 (19 USC 1307), which has prohibited goods made with convict labor, forced labor, and indentured labor since 1930. What UFLPA adds is the geographic presumption specific to Xinjiang and the Entity List mechanism — creating an automatic enforcement trigger for any shipment linked to the region.

Enforcement authority sits with U.S. Customs and Border Protection (CBP). The Forced Labor Enforcement Task Force (FLETF), chaired by the Department of Homeland Security, maintains the UFLPA Entity List and publishes enforcement strategy. CBP's UFLPA enforcement data is updated quarterly at cbp.gov/trade/forced-labor/UFLPA.

UFLPA Enforcement Data & CBP Statistics

Since UFLPA enforcement began June 21, 2022, CBP has reviewed thousands of shipments totaling hundreds of millions of dollars in goods. The pace of enforcement has accelerated year-over-year as CBP builds targeting intelligence and expands the Entity List.

CBP publishes a quarterly UFLPA statistics report at cbp.gov/trade/forced-labor/UFLPA. These reports break out shipments by sector, value, and outcome (admitted, denied, pending). Importers in high-risk sectors should review quarterly updates to understand CBP's current enforcement focus areas.

Highest-Risk Sectors & Products

UFLPA enforcement is not uniform across all imports. CBP targets sectors where Xinjiang supply chain linkages are most prevalent and most documented. If your products fall into any of the following categories and involve Chinese suppliers, your compliance exposure is significant.

For HTS classification of goods in high-risk categories, use the HTS Classifier. For textiles specifically, see the Textiles & Apparel Classification tool which flags UFLPA-sensitive HTS chapters.

The UFLPA Entity List

The UFLPA Entity List is maintained by the Forced Labor Enforcement Task Force (FLETF), chaired by DHS, and published at dhs.gov/uflpa-entity-list. It identifies specific companies that CBP must apply the rebuttable presumption to — regardless of where the goods were ultimately processed or assembled.

Who Gets Listed

FLETF adds entities to the list based on evidence that the company:

• Sources materials from Xinjiang or uses Xinjiang-based labor
• Works with the Xinjiang government on labor transfer programs (which move Uyghur workers to factories elsewhere in China)
• Has been otherwise identified as using or facilitating forced labor under UFLPA's definitions

As of 2026, the list contains more than 70 companies spanning polysilicon manufacturers, textile mills, electronics component suppliers, food processors, and other industries. FLETF adds entities periodically — the list has grown since its initial publication in June 2022.

Screening Requirements

Importers must screen their entire Chinese supplier base — including sub-tier suppliers — against the UFLPA Entity List. Onboarding-only screening is insufficient. FLETF adds entities periodically, so a supplier that was clean at onboarding may appear on the list before your next order ships. Best practice: screen at onboarding and before each purchase order is placed.

Screen your suppliers against the UFLPA Entity List using USTradeStack's Supplier Screening tool — it cross-references against current UFLPA Entity List, OFAC SDN, BIS Entity List, and other restricted party databases in a single search.

When a Shipment Is Detained Under UFLPA

If CBP identifies a shipment as potentially subject to UFLPA review — based on HTS classification, country of origin, supplier name, or targeting intelligence — the shipment is detained at the port of entry. CBP issues a detention notice to the importer of record.

Costs of Detention

A UFLPA detention is not just a regulatory problem — it is a financial one. Detained shipments incur:

• Port storage and demurrage fees — typically $100–$300+ per container per day
• Legal and consulting fees to compile the documentation submission
• Supply chain disruption costs if the goods are needed for production or sale
• Re-export or abandonment costs if the exception is denied
• Reputational exposure — CBP publishes UFLPA detention statistics

Documentation Requirements to Overcome the Presumption

To obtain a UFLPA exception, an importer must submit to CBP's UFLPA Coordinator a documentation package that meets the "clear and convincing evidence" standard. CBP's enforcement guidance (published periodically at cbp.gov) describes the required elements. The following represents the current standard as of 2026.

1. Complete supply chain mapping. Document every tier of the supply chain from raw material extraction through finished goods manufacturing. For each entity: legal name, address, country, and role in production. Tier 1 (your direct supplier) is insufficient — CBP requires tracing to the raw material origin. For cotton, this means tracing to the gin and farm. For polysilicon, this means tracing to the silica mining source.
2. Evidence that no Xinjiang inputs were used. This is the core of the exception: you must affirmatively prove Xinjiang was not in your supply chain. Accepted evidence includes: lab testing results (cotton origin testing via Stable Isotope Ratio Analysis or DNA tracing from OTEXA-approved labs), supplier declarations with supporting records, and product/material audit reports documenting input sourcing.
3. Third-party social compliance audits. Third-party audits (SMETA — Sedex Members Ethical Trade Audit, or SA8000) conducted at raw material and component supplier facilities. Audits must be conducted at the relevant factory level — not just at your Tier 1 supplier. Critically: auditors must have had access to worker interviews and employment records. Audits conducted without worker access are generally not accepted.
4. Full transaction documentation chain of custody. Purchase orders, commercial invoices, bills of lading, and payment records documenting the complete transaction chain from raw material supplier through the final seller to you. CBP is looking for a documented, traceable commercial trail — not just finished goods paperwork.
5. Government or recognized industry certifications. Supplemental evidence may include certifications from recognized programs: Responsible Business Alliance (RBA), Fair Labor Association (FLA), Better Cotton Initiative, or similar. These do not replace the supply chain mapping and audit requirements but strengthen the evidentiary package.

Building a UFLPA Due Diligence Program

A reactive approach to UFLPA — respond to detentions as they occur — is not viable for any importer with significant China supply chain exposure. The documentation required to overcome a detention cannot be assembled in 30 days if it was never collected. The only effective approach is a proactive due diligence program built before goods ship.

The following six-element program represents current best practice for UFLPA compliance:

1. Supply Chain Mapping

Map your entire supply chain to at least Tier 3 (raw material suppliers). For each input in a high-risk category — cotton, polysilicon, aluminum, tomato-based ingredients — trace origin to the point of raw material extraction. Document every entity: legal name, physical address, country, and role in production. This is the foundation of everything else — if you do not know who is in your supply chain, you cannot assess UFLPA risk or build the exception documentation.

2. Risk Assessment

Score each supply chain element against UFLPA risk factors: geographic proximity to Xinjiang, material type (cotton, polysilicon, and aluminum carry the highest baseline risk), and supplier transparency (suppliers who resist disclosing sub-tier sourcing are themselves a risk indicator). Prioritize your highest-risk inputs for enhanced due diligence. Not every input requires the same depth of documentation — focus resources on the materials and suppliers that present the greatest exposure.

3. Supplier Engagement & Contractual Requirements

Require suppliers to comply as a contract condition. Supplier contracts should require: UFLPA compliance certifications, authorization for CBP and third-party auditor access to facilities and records, disclosure of all sub-tier suppliers, and immediate notification if any sub-tier supplier is added to the UFLPA Entity List or changes sourcing to Xinjiang-linked inputs. Suppliers who refuse these terms are themselves a signal of UFLPA risk.

4. Third-Party Audits

Engage SMETA (Sedex Members Ethical Trade Audit) or equivalent social compliance audits at raw material and component supplier facilities in China. Audits must include worker interviews — audits that are limited to facility inspection without worker access are not accepted by CBP for UFLPA exception purposes. Audit frequency: annually at minimum for high-risk Tier 1 suppliers; every two years at Tier 2 and Tier 3 for elevated-risk inputs.

5. Product Testing for High-Risk Materials

For cotton-containing goods, commission cotton fiber origin testing from OTEXA-approved laboratories. The two accepted methodologies are Stable Isotope Ratio Analysis (SIRA) and DNA tracing. Both can identify whether cotton fiber originates in Xinjiang with high statistical confidence. For solar products, polysilicon origin testing is available from specialized materials laboratories. Testing should be conducted at the fiber or material level — finished goods testing alone does not satisfy the traceability requirement.

6. Monitoring & Ongoing Screening

Due diligence is not a one-time exercise. Screen all Chinese suppliers against the UFLPA Entity List on a quarterly basis or before each purchase order — whichever is more frequent. FLETF adds entities periodically; a supplier that was compliant at onboarding can appear on the Entity List at any time. Use USTradeStack's Supplier Screening tool to run automated cross-checks against the UFLPA Entity List, OFAC SDN, and BIS Entity List simultaneously.

Frequently Asked Questions