HS code for poly mailers & plastic bags

HS code

3923.21

US HTS code

3923.21.00

US general duty

Source: USITC Harmonized Tariff Schedule, Revision 21 (2026), effective 10/09/2026 · checked 2026-10-28

Sacks and bags of polyethylene, including poly mailers and zip-lock bags, are 3923.21.

US tariff lines under 3923.21

US HTS code	Description	General duty
3923.21.00	Sacks and bags (including cones) › Of polymers of ethylene 6 statistical suffixes (10-digit codes) 3923.21.00.11 — Reclosable, with integral extruded closure › With no single side exceeding 75 mm in length 3923.21.00.20 — Reclosable, with integral extruded closure › Other, with sliders that open or close the seal 3923.21.00.30 — Reclosable, with integral extruded closure › Other 3923.21.00.80 — Other › With no single side exceeding 75 mm in length 3923.21.00.85 — Other › Polyethylene retail carrier bags (PRCBs) with handles (including drawstrings), with no length or width shorter than 6 inches (152.4 mm) or longer than 40 inches (1,016 mm) 3923.21.00.95 — Other › Other	3%

Import duty on poly mailers & plastic bags by country

Import into the US

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Import into the UK

See commodity codes ›

Import into the EU

6.5%

See CN codes ›

Extra duties may apply

The general rate applies to most countries. Imports from some countries also pay additional duties under Chapter 99 of the HTS, such as Section 301 tariffs on many Chinese goods. Check the current measures for your country of origin before you order.

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Frequently asked questions

Q1What is the HS code for poly mailers & plastic bags?

The international HS code for poly mailers & plastic bags is 3923.21. Sacks and bags of polyethylene, including poly mailers and zip-lock bags, are 3923.21.

Q2What is the US import duty on poly mailers & plastic bags?

Under HTS 3923.21.00, the US general duty rate is 3%. Goods from some countries pay additional duties on top of this rate.

Q3What is the 10-digit HTS code for poly mailers & plastic bags?

The first 8 digits set the duty; the last 2 are statistical and depend on details such as material or who the product is for. The full list of US codes under 3923.21 is in the table above.

Q4Is the HS code the same in every country?

The first 6 digits (3923.21) are the same in every country that uses the Harmonized System. The digits after that, and the duty rates, are set by each country.

Find another HS code

New to customs terms? Read what an HS code is and our guide on how to calculate landed cost.

Classification guidance only, not a binding ruling or customs advice. The right code depends on your product’s exact material, function and construction. For certainty, request a binding ruling from U.S. Customs and Border Protection or ask a licensed customs broker.