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This directory combines historical reference rows with separately labelled national sources. Read the source title, observation date, printed units and conditions on each entry. National source observations do not establish all measures applicable to a shipment.

United States Customs Tariff for HS Code 680610

Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls

USITC 2026 HTS Revision 19

26,806 official source entries are searchable. Checked 2026-09-22; edition published 2026-09-15.

Printed tariff and statistical lines from this edition, separate from historical WITS averages. Blank duty cells are not a confirmed zero. Review the parent tariff line, general and chapter notes, chapter 99, origin, exclusions, quotas and additional duties. No shipment total or special-rate eligibility is calculated. The edition publication date is not a line-level effective date.

Official schedule and source documentation

Official entries matching 680610

6806.10.00

Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69:

Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls

Column 1 — General
3.9%
Column 1 — Special (eligibility required)
Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)
Column 2
30%
Source notes and context notes
  • Columns: other — See 9903.90.08.
Official source for this code

6806.10.00.10

Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69: › Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls

Accoustical pads and boards

Source units: m2

Column 1 — General
No amount printed on this row; not a confirmed zero.
Column 1 — Special (eligibility required)
No amount printed on this row; not a confirmed zero.
Column 2
No amount printed on this row; not a confirmed zero.
Parent tariff line 6806.10.00 — read its printed duties and notes

Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls

  • Column 1 — General: 3.9%
  • Column 1 — Special (eligibility required): Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)
  • Column 2: 30%
Open parent line in the official schedule
Source notes and context notes
  • Columns: other — See 9903.90.08.
Official source for this code

6806.10.00.20

Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69: › Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls › Other:

Batts, not exceeding 61 cm in width

Source units: m2

Column 1 — General
No amount printed on this row; not a confirmed zero.
Column 1 — Special (eligibility required)
No amount printed on this row; not a confirmed zero.
Column 2
No amount printed on this row; not a confirmed zero.
Parent tariff line 6806.10.00 — read its printed duties and notes

Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls

  • Column 1 — General: 3.9%
  • Column 1 — Special (eligibility required): Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)
  • Column 2: 30%
Open parent line in the official schedule
Source notes and context notes
  • Columns: other — See 9903.90.08.
Official source for this code

6806.10.00.40

Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69: › Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls › Other:

Batts, exceeding 61 cm in width

Source units: m2

Column 1 — General
No amount printed on this row; not a confirmed zero.
Column 1 — Special (eligibility required)
No amount printed on this row; not a confirmed zero.
Column 2
No amount printed on this row; not a confirmed zero.
Parent tariff line 6806.10.00 — read its printed duties and notes

Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls

  • Column 1 — General: 3.9%
  • Column 1 — Special (eligibility required): Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)
  • Column 2: 30%
Open parent line in the official schedule
Source notes and context notes
  • Columns: other — See 9903.90.08.
Official source for this code

6806.10.00.60

Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69: › Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls › Other:

Pipe coverings

Source units: m2

Column 1 — General
No amount printed on this row; not a confirmed zero.
Column 1 — Special (eligibility required)
No amount printed on this row; not a confirmed zero.
Column 2
No amount printed on this row; not a confirmed zero.
Parent tariff line 6806.10.00 — read its printed duties and notes

Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls

  • Column 1 — General: 3.9%
  • Column 1 — Special (eligibility required): Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)
  • Column 2: 30%
Open parent line in the official schedule
Source notes and context notes
  • Columns: other — See 9903.90.08.
Official source for this code

6806.10.00.90

Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69: › Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls › Other:

Other

Source units: m2

Column 1 — General
No amount printed on this row; not a confirmed zero.
Column 1 — Special (eligibility required)
No amount printed on this row; not a confirmed zero.
Column 2
No amount printed on this row; not a confirmed zero.
Parent tariff line 6806.10.00 — read its printed duties and notes

Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls

  • Column 1 — General: 3.9%
  • Column 1 — Special (eligibility required): Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)
  • Column 2: 30%
Open parent line in the official schedule
Source notes and context notes
  • Columns: other — See 9903.90.08.
Official source for this code
WITS 2023 historical MFN average

Reported average: 3.90000009536743%.

Source year: 2023. Classification: HS 2022 (H6). Checked 2026-09-14.

National lines included: 1 of 1. Excluded from the average: 0.

Reported ad-valorem range: 3.90000009536743%–3.90000009536743%.

Reported historical ad-valorem MFN simple average for 2023, not a national tariff schedule. No preferential rates, additional duties, VAT, excise or import permissions are determined.

Not a current 2026 national duty. The HS6 average does not determine the duty of a particular national subdivision, origin or shipment.

WITS observation for this code and year

UN Comtrade H6 descriptions (HS 2022)

WITS API definitions: reported averages and excluded national lines

Direct HS code answer for United States

United States HS Code 680610: 3.90% (2023 MFN average)

The source reports an indicative HS6 MFN average of 3.90% (2023 MFN average) for Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls.Source status: not assessed. Verify the exact national tariff line, origin treatment, taxes, restrictions, and current customs guidance before using this information in a declaration.

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Customs tariff summary

Country
United States
HS / tariff code
680610
Description
Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls
Chapter
68 —
Heading
6806
Subheading
680610
Indicative MFN HS6 average
3.90% (2023 MFN average)
VAT / tax
Check local VAT and excise rules for the import destination.
Unit / basis
Not listed in this tariff line
Source / vintage
WITS / UNCTAD TRAINS — 2023 MFN HS6 reference

Historical MFN average

3.90% (2023 MFN average)

Import permission

not assessed

Import planning

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Details

HS Code
680610
Chapter
68 —
Heading
6806
Subheading
680610

Compare HS code 680610 across GCC countries

Each destination shows its own source label. Oman uses its national schedule; Qatar and UAE entries may cite their separately published references and unresolved exceptions. Other entries retain the historical GCC reference. National codes, duty notes, restrictions and tax treatment can differ; verify with the destination customs authority.

Saudi ArabiaSearch parent HS 680610United Arab EmiratesSearch parent HS 680610OmanSearch parent HS 680610QatarSearch parent HS 680610KuwaitSearch parent HS 680610BahrainSearch parent HS 680610

Related HS Codes (Heading 6806)

HS CodeDescriptionDuty
680620Exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials (including intermixtures thereof)0.00% (2023 MFN average)WITS 2023 historical MFN average
680690Minerals; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading no. 6811 or 6812 or of chapter 690.00% (2023 MFN average)WITS 2023 historical MFN average

Data source: WITS/UNCTAD TRAINS (MFN 2022). Values are indicative HS6 MFN averages, not shipment-specific applied rates. Import permission and restrictions are not assessed. Historical reference rates exclude VAT, excise and other national measures. Separate national entries preserve the columns printed by their source; these are not a complete shipment assessment. Full disclaimer.