Indoor AC extension cord, 3 m, 125 V, molded plug and three receptacles
If your commercial description matches these details, 8544.42.90.10 is a sensible starting point. Confirm the physical item and its paperwork before filing.
Extension Cord HS Code
Extension cord products are generally considered under 8544.42.90.10 when they match the tariff description. The full US classification depends on the product facts listed below. Final classification depends on the product attributes and the destination-country tariff schedule.
Most likely base code8544.42.90.10
Extension cords with connectors, as defined in the chapter statistical note
Interactive check
Narrow the code for your extension cord
Confirm the product facts you know, then choose the closest tariff condition. The classifier will handle anything still uncertain.
1
Confirm available product facts
2
Choose the closest condition
0 of 4 facts confirmedClassify this product →
Product-specific worksheet
Use the facts that actually move this code
This page turns the tariff wording into a short review checklist for extension cord shipments.
- Voltage not exceeding 1,000 V
- Fitted electrical connectors
- Conductor and insulation type
- Extension cord versus telecom cable
The first missing fact that changes the tariff path should be resolved with the supplier or product specification.
8544.49
Insulated conductors not fitted with connectors
This is the most useful comparison to make when the item is not exactly the example above.
Moving this shipment to another country?The HS six-digit base is shared, but national digits and duty measures can change. Compare the destination schedule with the tariff-code crosswalk, then run the exact description through the classifier.
Before you use this code
A practical classification check
Use the product facts—not just the marketing name—to confirm whether this starting point fits your shipment.
- 1Confirm the product identity
Voltage not exceeding 1,000 V should match the tariff wording above.
- 2Check the deciding specification
Fitted electrical connectors can change the national suffix or move the item to another heading.
- 3Compare the closest exception
Review 8544.49 when the product is insulated conductors not fitted with connectors.
Why this matters
The six-digit HS base is shared internationally, but the final reporting number and duty treatment depend on the destination country, product construction and current tariff notes.
Why this classification may apply
Extension cords with connectors, as defined in the chapter statistical note. This guide starts from the product type and tariff wording shown above; confirm the physical construction, principal function and other listed facts before using a code.
Which code applies?
The correct US reporting number depends on the product's physical characteristics and function, not only its marketing name. Choose the closest condition, then verify every fact before filing.
US HTS codeWhen it appliesGeneral duty
8544.42.90.10Insulated electric conductors fitted with connectors and meeting the extension-cord definition2.6%
Facts that change the classification
- Voltage not exceeding 1,000 V
- Fitted electrical connectors
- Conductor and insulation type
- Extension cord versus telecom cable
Example and exclusions
Typical matching description
Indoor AC extension cord, 3 m, 125 V, molded plug and three receptacles
Do not use this code automatically when
8544.49Insulated conductors not fitted with connectors
8544.42.20Certain telecommunication conductors with connectors
Codes commonly confused with this product
8544.49Insulated conductors not fitted with connectors
8544.42.20Certain telecommunication conductors with connectors
HS code vs country-specific tariff code
The international HS system supplies a common six-digit base. The United States extends it into the HTS, while Canada and other customs administrations use their own national tariff digits and rules. If the destination is Canada, use the Canada Customs Tariff guide or choose Canada in the classifier.
Classifying multiple products? Use the free Bulk HS Code Finder →
Frequently asked questions
What is the HS code for extension cord?
8544.42.90.10 is the likely US tariff provision when the product matches this description: Extension cords with connectors, as defined in the chapter statistical note. A different construction or function can lead to another heading.
What information is needed to classify extension cord?
The most important facts are voltage not exceeding 1,000 v, fitted electrical connectors, conductor and insulation type. The commercial product name alone may not determine the full US statistical suffix.
What is the US duty rate for extension cord?
The 2026 general rate shown for the referenced provision is 2.6%. Special tariffs, origin-based programs and trade remedies must be checked separately.
Is the HS code the same in every country?
The first six digits are the international Harmonized System base. Countries can extend that base into their own tariff and statistical numbers, so the destination country matters.
What information is needed for an accurate classification?
For extension cord, the important facts include voltage not exceeding 1,000 v, fitted electrical connectors, conductor and insulation type. A marketing name alone may not identify the final reporting provision.
Can material or product function change the code?
Yes. Material, principal function, construction and intended use can move a product into a different heading or national tariff suffix.
Should I use an HS code or an HTS code for the United States?
Use the international HS heading for the six-digit base, then use the current US HTS provision required for the entry and statistical reporting.
Continue researching
Related product guides
Compare nearby products whose materials or functions may lead to different tariff headings.
Official source and scope
Based on the USITC Harmonized Tariff Schedule, 2026 Revision 12, published July 21, 2026. General rates may exclude origin programs, Section 301 or 232 measures, antidumping or countervailing duties, quotas and other agency requirements.
Verify this provision with the official USITC tariff ↗Read our classification methodology →
View official data sources and release notes →
Estimate base import duty → · Plan landed cost → · Check origin treatment →