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HTSUS, United States

8506.30.50.00

Primary cells and primary batteries; parts thereof / Mercuric oxide / Other

Classification path

  1. Primary cells and primary batteries; parts thereof
  2. Mercuric oxide
  3. Other

Rates of duty

General (MFN)
2.7%
Column 2Cuba, North Korea, Russia, Belarus
35%
Unit of quantity
No.

Trade agreement rates

FreeGSP (lapsed since Dec 31, 2020), U.S.-Australia FTA, U.S.-Bahrain FTA, U.S.-Chile FTA, U.S.-Colombia TPA, AGOA (authorized through Dec 31, 2026), E, U.S.-Israel FTA, U.S.-Jordan FTA, U.S.-Korea FTA, U.S.-Morocco FTA, U.S.-Oman FTA, CAFTA-DR, U.S.-Panama TPA, U.S.-Peru TPA, USMCA, U.S.-Singapore FTA

Related lines in heading 8506

About heading 8506

Primary cells and primary batteries; parts thereof

Heading 8506 covers primary cells and primary batteries, which are non-rechargeable, and parts of those cells and batteries. The heading splits first by chemistry, including manganese dioxide, mercuric oxide, silver oxide, lithium, air-zinc, and other. Several chemistry groups have separate lines for button and coin cells, and the mercuric oxide and silver oxide groups also split by external volume.

Full guide to heading 8506

Products in this heading

  • AA alkaline batteries
  • AAA alkaline batteries
  • CR2032 lithium coin cell batteries
  • Silver oxide watch batteries
  • Zinc-air hearing aid batteries
  • Lantern batteries
  • Mercuric oxide button cells
  • Parts for primary cells and primary batteries

Frequently asked questions

What is the HTS code for alkaline AA batteries?

An alkaline AA battery is manganese dioxide, other than button or coin. It is classified under 8506.10.00.90, with a general (MFN) rate of 2.7%.

What is the duty on lithium coin cell batteries?

Lithium button and coin cell batteries are classified under 8506.50.00.10. The general (MFN) rate is 2.7%.

How do I classify silver oxide watch batteries?

If the item is a button or coin cell with external volume not exceeding 300 cm3, classify it under 8506.40.10.10. The general (MFN) rate is 2.7%.

Source: USITC Harmonized Tariff Schedule, retrieved October 21, 2026.

HTS 8506.30.50.00: Primary cells and primary batteries; parts thereof / Mercur..., 2.7% duty | HTSBase