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 310390900001

Semi - made phosphate fertilizers

أسمدة فوسفاتية نصف مصنوعة

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 106.

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 310390900001: 5 %

The Oman 2026 national schedule reports 5 % for Semi - made phosphate fertilizers.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: 310390900001
Description: Semi - made phosphate fertilizers
Chapter: 31 —
Heading: 3103
Subheading: 310390
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: 310390900001
Chapter: 31 —
Heading: 3103
Subheading: 310390
Effective Date: 2026-01-01

Compare HS code 310390900001 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: 6.5 %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: 6.5 %

Related HS Codes (Heading 3103)

HS Code	Description	Duty
310311000000	-- Containing by weight 35 % or more of diphosphorus pentaoxide (P2O5)	5 %Oman national schedule 2026
310319000000	- - Other	5 %Oman national schedule 2026
310390100000	- - - Bicalcium phosphate	5 %Oman national schedule 2026
310390200000	- - - Decomposed Bicalcium Phosphate	5 %Oman national schedule 2026
310390300000	- - - Natural, heat treated, calcined ammonium phosphate	5 %Oman national schedule 2026
310390400000	- - - Mixtures of fertilizers mentioned above with no account being taken of the fluorine content	5 %Oman national schedule 2026
310390909999	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.