Historical MFN averages (2023); not current shipment rates. HS6 descriptions use the UN Comtrade Combined HS reference; the original rate nomenclature remains unconfirmed. National special codes require destination-specific verification. No effective date is available. The data review on September 11, 2026 does not update the rates. Reference source.

Nigeria Customs Tariff for HS Code 250870

Clays (excluding expanded clays of heading no. 6806); chamotte or dinas earths

WITS 2023 historical MFN average

Reported average: 5%.

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: 5%โ€“5%.

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 Nigeria

Nigeria HS Code 250870: 5.00% (2023 MFN average)

The source reports an indicative HS6 MFN average of 5.00% (2023 MFN average) for Clays (excluding expanded clays of heading no. 6806); chamotte or dinas earths.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.

Customs tariff summary

Country
Nigeria
HS / tariff code
250870
Description
Clays (excluding expanded clays of heading no. 6806); chamotte or dinas earths
Chapter
25 โ€”
Heading
2508
Subheading
250870
Indicative MFN HS6 average
5.00% (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 โ€” 2023 MFN HS6 reference

Historical MFN average

5.00% (2023 MFN average)

Import permission

not assessed

Import planning

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Details

HS Code
250870
Chapter
25 โ€”
Heading
2508
Subheading
250870

Compare HS code 250870 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.

Related HS Codes (Heading 2508)

HS CodeDescriptionDuty
250810Clays (excluding expanded clays of heading no. 6806); bentonite, whether or not calcined5.00% (2023 MFN average)WITS 2023 historical MFN average
250830Clays (excluding expanded clays of heading no. 6806); fireclay, whether or not calcined5.00% (2023 MFN average)WITS 2023 historical MFN average
250840Clays (excluding expanded clays of heading no. 6806); n.e.c. in heading no. 2508, whether or not calcined5.00% (2023 MFN average)WITS 2023 historical MFN average
250850Clays (excluding expanded clays of heading no. 6806); andalusite, kyanite and sillimanite, whether or not calcined5.00% (2023 MFN average)WITS 2023 historical MFN average
250860Clays (excluding expanded clays of heading no. 6806); mullite5.00% (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.