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 251990900003

Caustic Magnesia

ماغنسيا كاوية

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 59.

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 251990900003: 5 %

The Oman 2026 national schedule reports 5 % for Caustic Magnesia.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: 251990900003
Description: Caustic Magnesia
Chapter: 25 —
Heading: 2519
Subheading: 251990
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: 251990900003
Chapter: 25 —
Heading: 2519
Subheading: 251990
Effective Date: 2026-01-01

Compare HS code 251990900003 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 %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 %

Related HS Codes (Heading 2519)

HS Code	Description	Duty
251910000000	- Natural magnesium carbonate (magnesite)	5 %Oman national schedule 2026
251990100001	Pure Magnesium Oxide	5 %Oman national schedule 2026
251990100002	Calcareous Magnesium Oxide	5 %Oman national schedule 2026
251990900001	FUSED Magnesia	5 %Oman national schedule 2026
251990900002	Dead-burned (sintered) Magnesia	5 %Oman national schedule 2026
251990909999	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.