Skip to content
HTSLookup

HTS 8537.10.91Boards, panels, consoles, desks, cabinets and other bases, equipped with two or more apparatus of heading 8535 or 8536, for electric control or the distribution of electricity, including those incorporating instruments or apparatus of chapter 90, and numerical control apparatus, other than switching apparatus of heading 8517:For a voltage not exceeding 1,000 V: Other: Other

What that translates to:Other control panels and switchboards, 1,000 V or less (e.g. PLCs)

Also written 85371091. Rates as CBP is collecting them today. Updated Oct 1, 2026.

Other control panels and switchboards, 1,000 V or less… (HTS 8537.10.91) from China owe 52.7% in total duties as of Oct 1, 2026: a 2.7% regular duty plus a 25% auto and auto-parts tariff (Section 232) and a 25% China tariff (Section 301).

Total duty rate52.7%That's $5,270 on a $10,000 shipment.
Auto and auto-parts tariffSection 232, since May 3, 202525%
China tariffSection 301, since May 10, 201925%
Regular dutyBase rate (MFN) in the tariff schedule2.7%
Total duty52.7%
The auto and auto-parts tariff doesn't apply to “all entries of articles classifiable under provisions of the HTSUS enumerated in subdivision (g) of this note or meeting the requirements of subdivision (p) of this note … (ii) that are not parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks” (HTS 9903.94.06).
The China tariff doesn't apply to “Gas ignition safety controls, measuring 3.8 to 5.3 cm in height, 6.4 to 10.1 cm in width and 13.2 to 13.9 cm in depth; weighing 160 g to 380 g each; and valued not over $26 each; of a kind used in patio heaters, agricultural heaters or clothes dryers (described in statistical reporting number 8537.10.9170)” (HTS 9903.88.69).
The drone tariff may not apply. The legal text: “Unmanned aircraft, their parts and components, as provided for in subdivision (c) of U.S. note 43, imported for companies subject to an onshoring plan approved by the Department of Homeland Security or the Department of War” (HTS 9903.08.25).
The drone tariff may not apply. The legal text: “For companies on the DoW's Blue UAS Cleared List, the Blue UAS Framework, or the FCC's Conditional Approval List on September 2, 2026, the effective date referenced in clause (1) of this proclamation shall be 180 days from the date of this proclamation, with respect to the Covered Products that are included on the FCC's Conditional Approval list, as well as their components, and products that are included on the DoW's Blue UAS Cleared List, as well as their components. The Secretary shall inform CBP of the companies and products that meet or will meet the criteria in this clause.”.
No forced-labor tariff here: products covered by the auto and auto-parts tariff (HTS 9903.94.05) are exempt from it.
The drone tariff adds 100% where this applies: “Unmanned aircraft, docking stations for unmanned aircraft or parts for such docking stations” (HTS 9903.08.21). Lines 8537.10.9170.
Sources: USITC Harmonized Tariff Schedule, Revision 20 (2026); Commerce (International Trade Administration), Implementing Certain Tariff-Related Elements of the United States-Japan Agreement, 90 FR 44638, Sep 16, 2025; HTS 9903.94.05; USTR, Notice of Modification of Section 301 Action (List 3 raised to 25% from May 10, 2019), 84 FR 20459, May 9, 2019; HTS 9903.88.03.

Estimate your duty

Estimated duty—

Importing under HTS 8537.10.91? Talk to a licensed broker

Classification, filing, customs bonds and refund help. CBP publishes the brokers permitted at each port.

Find a licensed broker

Opens CBP's list of permitted customs brokers. We're not paid for this link.

Details for customs filings

Official description

Boards, panels, consoles, desks, cabinets and other bases, equipped with two or more apparatus of heading 8535 or 8536, for electric control or the distribution of electricity, including those incorporating instruments or apparatus of chapter 90, and numerical control apparatus, other than switching apparatus of heading 8517: For a voltage not exceeding 1,000 V: Other: Other

Legal text from the Harmonized Tariff Schedule, Revision 20 (2026), chapter 85: Electrical machinery and equipment and parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles.

Statistical lines

The 10-digit numbers used on entry paperwork. They share this code's duty rates.

  • 8537.10.9120 (8537109120)Switchgear assemblies and switchboards · reported in No.
  • 8537.10.9130 (8537109130)Numerical controls for controlling machine tools · reported in No.
  • 8537.10.9150 (8537109150)Panel boards and distribution boards · reported in No.
  • 8537.10.9160 (8537109160)Programmable controllers · reported in No.
  • 8537.10.9170 (8537109170)Other · reported in No.

Related codes

8537.10.30 Assembled with outer housing or…8537.10.60 Motor control centers8537.10.80 Touch-sensitive data input devices…8537.20.00 Boards, panels, consoles, desks…

What changed for this code

Questions about HTS 8537.10.91

What is the duty rate for HTS 8537.10.91?

The regular (column 1 general) rate printed in the tariff schedule is 2.7%. Goods from China owe 52.7% in total as of Oct 1, 2026, including any additional tariffs. Additional tariffs depend on the country of origin; choose one above to see its full rate.

Is HTS 8537.10.91 subject to Section 301 tariffs?

Yes, for goods from 2 countries and territories as of Oct 1, 2026: China, Nicaragua. Choose a country above to see the rate and any exemptions.

Is HTS 8537.10.91 subject to Section 232 tariffs?

Yes, for goods from 238 countries and territories as of Oct 1, 2026, including Afghanistan, Åland Islands, Albania, Algeria, Andorra. Choose a country above to see the rate and any exemptions.

HTSLookup shows the duties CBP collects on this code by country of origin. Antidumping or countervailing duties may also apply to some exporters; they're set per company and aren't shown.