HTS 3809.10.00.00 Tariff

HTS 3809.10.00.00 classifies "With a basis of amylaceous substances" in the US Harmonized Tariff Schedule. Base duty rates below apply to most trade; country of origin can change applicable rates and add additional duties (e.g. Section 301). Use the calculator or API to compute total duty.

Type: Base HTS
How to use: Base rates apply to most countries (General/Special). Column 2 applies to non-MFN countries. Additional duties (Section 301, 232, IEEPA) may apply by origin; use the calculator or resolve API to get the full picture.

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Related explainers:

Chapter 99 Section 301 Section 232 IEEPA

Official HTS Description

Official product classification and description from the Harmonized Tariff Schedule

Product Name

With a basis of amylaceous substances

HTS Schedule Description

With a basis of amylaceous substances

Additional Description

With a basis of amylaceous substances

HS Code

3809.10.00.00

HTS Number

3809.10.00.00

Unit of Quantity

Classification Level

Level 1 (more specific = higher level)

View Official HTS Schedule

Legal Notes & Requirements

Important footnotes and legal requirements for this HTS classification

Endnote See 9903.88.15.

general

See 9903.88.15.

Applies to columns: general

Type: Endnote

Note: These legal notes and footnotes are from the official HTS Schedule and may affect classification, duty rates, or import requirements. Click to expand each note for full details.

Additional Duties (Section 301, 232, etc.)

Country-specific additional tariffs separate from base rates

Country of Origin

As of Date

Include Unknown Dates

Show uncertain measures

Clear

Section 301 Uncertain

Trade remedies targeting specific countries

9903.88.15 Reference

See 9903.88.15

Note: Rate not specified in source. Research Chapter 99 code for exact rate.

Applies to: CN

Effective date unknown

Confidence: High (chapter_99_prefix: 9903.88)

9903.88.15 Reference

See 9903.88.15

Note: Rate not specified in source. Research Chapter 99 code for exact rate.

Applies to: CN

Effective date unknown

Confidence: High (chapter_99_prefix: 9903.88)

9903.88.15 Reference

See 9903.88.15

Note: Rate not specified in source. Research Chapter 99 code for exact rate.

Applies to: CN

Effective date unknown

Confidence: High (chapter_99_prefix: 9903.88)

9903.88.15 Reference

See 9903.88.15

Note: Rate not specified in source. Research Chapter 99 code for exact rate.

Applies to: CN

Effective date unknown

Confidence: High (chapter_99_prefix: 9903.88)

9903.88.15 Reference

See 9903.88.15

Note: Rate not specified in source. Research Chapter 99 code for exact rate.

Applies to: CN

Effective date unknown

Confidence: High (chapter_99_prefix: 9903.88)

9903.88.15 Reference

See 9903.88.15

Note: Rate not specified in source. Research Chapter 99 code for exact rate.

Applies to: CN

Effective date unknown

Confidence: High (chapter_99_prefix: 9903.88)

9903.88.15 Reference

See 9903.88.15

Note: Rate not specified in source. Research Chapter 99 code for exact rate.

Applies to: CN

Effective date unknown

Confidence: High (Authority could not be determined from text; manual classification needed; Applies to articles from China with specific exclusions listed)

9903.88.15 Reference

See 9903.88.15

Note: Rate not specified in source. Research Chapter 99 code for exact rate.

Applies to: CN

Effective date unknown

Confidence: High (Authority could not be determined from text; manual classification needed; Tariff measure applies to products of China with specific exclusions listed)

9903.88.15 Reference

See 9903.88.15

Note: Rate not specified in source. Research Chapter 99 code for exact rate.

Applies to: CN

Effective date unknown

Confidence: High (Authority could not be determined from text; manual classification needed; Tariff measure applies to products of China with specific exclusions listed)

9903.88.15 Reference

See 9903.88.15

Note: Rate not specified in source. Research Chapter 99 code for exact rate.

Applies to: CN

Effective date unknown

Confidence: High (Authority could not be determined from text; manual classification needed; Tariff measure applies to products of China, with exceptions listed in other headings.)

9903.88.15 Reference

See 9903.88.15

Note: Rate not specified in source. Research Chapter 99 code for exact rate.

Applies to: CN

Effective date unknown

Confidence: High (Authority could not be determined from text; manual classification needed; Tariff measure applies to products of China with specific exclusions listed)

Unknown Additional Duty Uncertain

Additional trade measures

9903.88.15 Reference

See 9903.88.15

Note: Rate not specified in source. Research Chapter 99 code for exact rate.

Applies to: CN

Effective date unknown

Confidence: Low (Authority could not be determined from text; manual classification needed)

9903.88.15 Reference

See 9903.88.15

Note: Rate not specified in source. Research Chapter 99 code for exact rate.

Applies to: CN

Effective date unknown

Confidence: Low (Authority could not be determined from text; manual classification needed)

Important: These additional duties are separate from base tariff rates and are NOT automatically summed. Always verify with official sources before making import decisions.
Tip: Select a country of origin above to see which measures apply.

Related HTS Codes

Other codes in the same chapter ( 3809)

3809

Finishing agents, dye carriers to accelerate the dyeing or fixing of dyestuffs and other products and preparations (for example, dressings and mordants), of a kind used in the textile, paper, leather or like industries, not elsewhere specified or included:

3809.91.00.00

Of a kind used in the textile or like industries

General Rate: 6¢/kg

3809.92

Of a kind used in the paper or like industries:

3809.92.10.00

Containing 5 percent or more by weight of one or more aromatic or modified aromatic substances

General Rate: 7¢/kg

3809.92.50.00

Other (3809.92.50.00)

General Rate: 6¢/kg

3809.93

Of a kind used in the leather or like industries:

3809.93.10.00

Containing 5 percent or more by weight of one or more aromatic or modified aromatic substances

General Rate: 7¢/kg

3809.93.50.00

Other (3809.93.50.00)

General Rate: 6¢/kg

Showing up to 12 related codes. Search all HTS codes for more.

Frequently Asked Questions

What is this HTS code?

This is a US Harmonized Tariff Schedule (HTS) code that classifies "With a basis of amylaceous substances". It determines base duty rates for imports; additional duties may apply by country of origin.

Does origin affect duty?

Yes. General and Special rates apply by trade agreement and origin. Additional duties (Section 301, 232, IEEPA) are origin-specific. Use the tariff calculator or resolve API with an origin to see full duty.

How do I compute total duty?

Use our tariff calculator (with HTS and optional origin) or the API endpoint GET /api/v1/tariffs/resolve with hts and origin. The API returns base tariffs and additional measures separately; sum as needed for your use case.

Duty rates (HTS columns)

Base duty rates and agreement-specific tariffs for this product

Column 1 - General

Normal Trade Relations (NTR/MFN) rates for most countries

2.2¢/kg + 3%

Effective: November 19, 2025

Compound Rate: 2¢/kg + 3.0%

Column 1 - Special

No special rate available

Column 2

Higher rates for non-MFN countries

17.6¢/kg + 25%

Effective: November 19, 2025

Compound Rate: 18¢/kg + 25.0%

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Recent Changes

17.6% → 25.0%

3 months ago

2.2% → 3.0%

3 months ago

1763.0% → 17.6%

3 months ago

223.0% → 2.2%

3 months ago

1763.0% → 1762.5%

3 months ago

1763.0% → 1762.5%

3 months ago

1763.0% → 1762.5%

4 months ago

1763.0% → 1762.5%

5 months ago