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 390931000000

-- Poly(methylene phenyl isocyanate) (crude MDI, polymeric MDI)

- - بولي(ميثيلين فينيل ايزوسيانيت) (MDI خام، MDI بوليميريك)

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 126.

Schedule duty or measure as printed. Origin preferences, VAT, excise and measures outside this document are not included. Stated import restrictions are not a complete authorization check. Later amendments have not been independently consolidated.

Direct HS code answer for Oman

Oman HS Code 390931000000: 5 %

The Oman 2026 national schedule reports 5 % for -- Poly(methylene phenyl isocyanate) (crude MDI, polymeric MDI).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: 390931000000
Description: -- Poly(methylene phenyl isocyanate) (crude MDI, polymeric MDI)
Chapter: 39 —
Heading: 3909
Subheading: 390931
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: 390931000000
Chapter: 39 —
Heading: 3909
Subheading: 390931
Effective Date: 2026-01-01

Compare HS code 390931000000 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 3909)

HS Code	Description	Duty
390910000000	- Urea resins; thiourea resins	5 %Oman national schedule 2026
390920000000	- Melamine resins	5 %Oman national schedule 2026
390939000000	- - Other	5 %Oman national schedule 2026
390940000001	phenolic resins	5 %Oman national schedule 2026
390940000002	Phenolic resins contains any material Included in the attached list of dangerous materials (Appendix 1).	5 %Oman national schedule 2026
390950000000	- Polyurethanes	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.