[Home](/)/[Resources](/resources)/CBP Country of Origin Marking United StatesCustomsLabeling # CBP Country of Origin Marking for Electronics: 19 CFR Part 134 Requirements Every article of foreign origin entering the US must be marked to indicate its country of origin to the ultimate purchaser under 19 USC § 1304. For electronics importers, getting this wrong means 10% marking duties, redelivery demands, and escalating customs bond exposure. This guide covers what CBP actually requires — and what happens when you miss it. Copy Link[Share on WhatsApp](https://wa.me/?text=https%3A%2F%2Fkrono-labs.com%2Fguides%2Fus-cbp-country-of-origin-marking) At a glance Legal authority 19 USC § 1304 / 19 CFR Part 134 Duty for violation 10% of dutiable value Cure period 30 days (CBP Form 4647) Key test Substantial transformation ## Key marking concepts under 19 CFR Part 134 ### The Ultimate Purchaser Concept (19 CFR § 134.1(d)) Marking must be visible to the 'ultimate purchaser' — the last US person who receives the article in its imported form. For retail electronics, that's the consumer. For components sold B2B to OEMs who will substantially transform them, the OEM is the ultimate purchaser and individual part marking may be waived by CBP. Getting this determination wrong is the most common source of marking violations. ### Substantial Transformation Test for Origin CBP uses the substantial transformation test to assign country of origin for marking purposes: does processing in a country create a new and different article with a distinctive name, character, and use? This is a facts-and-circumstances analysis, NOT the tariff-shift method used for FTA preferential duty purposes. An assembly that changes the tariff classification may or may not pass the substantial transformation test — these are legally distinct inquiries. ### Acceptable Marking Methods 19 CFR § 134.41 requires marking to be legible, permanent, and conspicuous. Accepted methods include die-stamping, cast-in-the-mold lettering, etching, engraving, and pressure-sensitive labels for articles where permanent marking is not feasible. Labels that can be easily removed without damage to the article are generally not acceptable as permanent marks. For consumer electronics, laser etching on the device body or permanent ink printing is standard. ### The J-List: Articles Excepted from Marking (19 CFR § 134.33) CBP maintains a list of articles excepted from individual marking requirements — commonly called the J-list after Annex J to the original regulations. When an article is on the J-list (e.g., certain crude materials, bulk goods, small components), the outermost container must be marked instead. J-list exceptions are specific; do not assume an exception applies without checking against the current enumerated list in 19 CFR § 134.33. ### Civil Marking Duties: 10% of Dutiable Value If CBP determines an article is improperly marked (or unmarked when marking is required), it is subject to a special marking duty of 10% of the dutiable value under 19 USC § 1304(f). This is assessed in addition to regular customs duties and is not a fine — it runs with the goods. It can be avoided by re-exporting, destroying the goods under CBP supervision, or properly marking them before final liquidation, provided CBP agrees. ### CBP Form 4647 and the 30-Day Cure Period When CBP discovers improperly marked goods, it issues CBP Form 4647 (Notice to Mark and/or Notice to Redeliver). The importer typically has 30 days to either re-mark the goods to CBP's satisfaction, redeliver them to CBP custody, or export/destroy them. Failure to comply converts the situation into a redelivery demand, which can trigger a claim on the importer's customs bond. Act immediately upon receiving a 4647 — the clock runs fast. ## CBP marking compliance process 01 Determine country of origin using CBP's substantial transformation test — not the tariff shift method. Engage a customs attorney early if the supply chain spans multiple countries with significant processing at each. 02 Check whether the article or any of its component parts appear on the J-list exception under 19 CFR § 134.33. If the article is on the J-list, verify that the outermost container will carry proper marking instead. 03 Identify the ultimate purchaser in the US distribution chain. If selling components to OEMs who will further manufacture, apply for a CBP ruling or rely on published precedents to confirm individual part marking may be waived. 04 Select a marking method that satisfies 19 CFR § 134.41 — legible, permanent, conspicuous. For consumer electronics, laser etching or molded-in text on the device body is the safest approach. Avoid pressure labels unless permanence is genuinely infeasible. 05 Draft marking copy in the required format: 'Made in \[country name\]' is the standard. Country name must be the English name — abbreviations are not acceptable unless specifically authorized. Font must be sufficiently large to be readable without magnification. 06 Brief your customs broker on marking before the first shipment. Provide photos of the marking location and method. Request that your broker flag any 4647 notices immediately rather than routing them through standard mail cycles. 07 If CBP issues Form 4647, respond within the 30-day window. Coordinate with a customs attorney on whether re-marking in the US (under CBP supervision at a Container Examination Station) is feasible, or whether redelivery/export is required. Document all steps taken. ## Frequently asked questions ### What's the difference between CBP country of origin marking and FTC 'Made in USA' labeling? These are completely separate legal regimes with different standards and different enforcement agencies. CBP marking under 19 USC § 1304 requires disclosure of the actual country of manufacture — even if that country is China — and is enforced at the port of entry by US Customs. FTC 'Made in USA' claims under Section 5 of the FTC Act are voluntary claims asserting US origin and require that 'all or virtually all' of the product be made in the US. A product can be fully CBP-compliant (marked 'Made in China') and simultaneously violate the FTC rule if it falsely claims 'Made in USA' elsewhere on packaging. Conversely, a product with no country of origin marking at all violates CBP rules even if it makes no FTC claims. ### How permanent does an origin mark need to be? 19 CFR § 134.41(b) requires marking that 'will remain on the article (or its container, if the article is excepted from individual marking) until it reaches the ultimate purchaser.' In practice, this means the mark must survive normal retail handling — not necessarily the product's useful life. Labels that peel off easily or marking that rubs off under normal handling fail this standard. For electronics, molded-in text, laser etching, or deep ink printing that cannot be removed without visible damage to the surface is generally acceptable. CBP field officers have discretion in assessing permanence; when in doubt, go more permanent rather than less. ### What happens if CBP finds my products are improperly marked? CBP issues Form 4647 requiring re-marking, redelivery, or export/destruction within typically 30 days. If you re-mark to CBP's satisfaction, the marking duty (10% of dutiable value under 19 USC § 1304(f)) is avoided. If you fail to comply, CBP makes a demand on your customs bond and the goods may be seized. Repeated violations can result in penalties under 19 USC § 1592 if CBP finds the violations involve negligence, gross negligence, or fraud — those penalties are separate from and cumulative with marking duties. A pattern of marking violations also elevates your importer risk score, increasing examination frequency. ### Can I use a container label instead of marking the individual article? Only in specific circumstances. Container-only marking is permitted when: (1) the article appears on the J-list exception in 19 CFR § 134.33, (2) the article is imported in bulk and will be repackaged domestically under CBP supervision (with a bond), or (3) CBP has issued a specific ruling authorizing container marking for that product. For standard consumer electronics, container-only marking is not permitted — the device itself must be marked. If goods are sold at retail in sealed containers not opened until purchase, the container marking can satisfy the requirement only if the ultimate purchaser is the retail consumer and the container will reach them intact and sealed. **Disclaimer:** Educational resource only. Regulatory requirements change frequently. Consult a licensed US customs broker, trade attorney, or compliance specialist before making decisions. 🇺🇸 US roadmap for your product Every standard, document, and test that applies — free, no account required. See your free roadmap Related guides * [US Import DocumentationComplete guide to US import documentation.](/guides/us-import-documentation) * [US FTC Made in USA LabelingUS FTC Made in USA labeling for electronics: the 'all or virtually all' standard, qualified claim safe harbours, state-level California requirements, $50,120 civil penalty per violation, and how electronics companies with offshore manufacturing manage origin claims.](/guides/us-ftc-made-in-usa-labeling) * [US HTS Codes for ElectronicsHarmonized Tariff Schedule (HTS) codes determine import duty rates for electronics entering the United States.](/guides/us-hts-codes-electronics) * [US Customs Entry Types ExplainedCBP entry types for electronics importers: formal consumption entry, informal entry, Section 321 de minimis, Temporary Importation under Bond, Foreign Trade Zone admission, and ISF filing deadlines.](/guides/us-customs-entry-types) * [US Customs Duty CalculationComplete guide to US customs duty calculation.](/guides/us-customs-duty-calculation)