Oman national schedule 2026: source codes, general duties, protective duties and printed import restrictions have been reconciled. Compound duties retain their minimum charges. Codes not found and entries with no stated duty are labelled explicitly. Schedule effective January 1, 2026; later amendments, preferences and shipment-specific requirements still need separate verification.

Oman Customs Tariff for HS Code 283919000003

manganese silicate

سيليكات المنجنيز

Oman national schedule 2026

Schedule duty or measure: 5 %.

Schedule effective from 2026-01-01; source checked 2026-09-14.

Oman's Customs Tariff for 2026 — Royal Oman Police, Directorate General of Customs, PDF page 76.

General schedule duty only; excludes preferential treatment, VAT, excise, trade remedies and shipment-specific restrictions. Later amendments have not been independently consolidated.

Direct HS code answer for Oman

Oman HS Code 283919000003: 5 %

The Oman 2026 national schedule reports 5 % for manganese silicate.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: Oman
HS / tariff code: 283919000003
Description: manganese silicate
Chapter: 28 —
Heading: 2839
Subheading: 283919
Reference duty value: 5 %
VAT / tax: Check local VAT and excise rules for the import destination.
Unit / basis: Not listed in this tariff line
Source / vintage: Oman's Customs Tariff for 2026 — Royal Oman Police, Directorate General of Customs, effective 2026-01-01

Customs Duty

5 %

Import permission

not assessed

Import planning

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Details

HS Code: 283919000003
Chapter: 28 —
Heading: 2839
Subheading: 283919
Effective Date: 2026-01-01

Compare HS code 283919000003 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 ArabiaExact code listed: 5.5 %United Arab EmiratesExact code listed: 5 %Dubai Customs published reference OmanExact code listed: 5 %Oman national schedule 2026 QatarExact code listed: 5 %Qatar Customs published reference — amendment code checks completed KuwaitExact code listed: 5 %Kuwait PAI published GCC reference (HS 2022)BahrainExact code listed: 5.5 %

Related HS Codes (Heading 2839)

HS Code	Description	Duty
283911000000	- - Sodium metasilicates	5 %Oman national schedule 2026
283919000001	potassium silicate	5 %Oman national schedule 2026
283919000002	lead silicate	5 %Oman national schedule 2026
283919000004	barium silicate	5 %Oman national schedule 2026
283919000005	sodium silicate	5 %Oman national schedule 2026
283919009999	other	5 %Oman national schedule 2026
283990000001	cesium silicate	5 %Oman national schedule 2026
283990000002	zinc silicate	5 %Oman national schedule 2026
283990009999	other	5 %Oman national schedule 2026

Data source: Oman Customs 2026 national schedule; legacy codes without national matches labelled separately. 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.