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 680421000000

- - Of agglomerated synthetic or natural diamond

- - من ماس طبيعي أو تركيبي، مكتل

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 193.

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 680421000000: 5 %

The Oman 2026 national schedule reports 5 % for - - Of agglomerated synthetic or natural diamond.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.

Browse chapter 68 Search parent HS 680421 Request import report

Customs tariff summary

Country: Oman
HS / tariff code: 680421000000
Description: - - Of agglomerated synthetic or natural diamond
Chapter: 68 —
Heading: 6804
Subheading: 680421
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: 680421000000
Chapter: 68 —
Heading: 6804
Subheading: 680421
Effective Date: 2026-01-01

Compare HS code 680421000000 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 6804)

HS Code	Description	Duty
680410000000	- Millstones and grindstones for milling, grinding or pulping	5 %Oman national schedule 2026
680422000000	- - Of Other agglomerated abrasives or of ceramics	5 %Oman national schedule 2026
680423000000	- - Of natural stone	5 %Oman national schedule 2026
680430000000	- Hand sharpening or polishing stones	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.