Sao Tome and Principe HS Code

HS Code 840590: Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers : Parts in Sao Tome and Principe

Q: Is HS code 840590 the same across all countries?

Yes — up to the 6-digit level, HS code 840590 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. Sao Tome and Principe extends it under HS-ST.

Q: What system does Sao Tome and Principe use to classify HS code 840590?

Sao Tome and Principe classifies products under the Pauta Aduaneira (HS-ST; locally Pauta Aduaneira), which extends HS codes to 8 digits. The first 6 digits align with the WCO Harmonized System, and the rest cover national tariff and statistical needs.

Q: Where can I officially look up HS code 840590 in Sao Tome and Principe?

The official source is https://www.alfandegas.gov.st/. For faster cross-country lookups, TradeInt's HS Code Tool consolidates classifications across all major countries in one place.

What is HS Code 840590 in Sao Tome and Principe

Under Sao Tome and Principe's Pauta Aduaneira (Pauta Aduaneira), HS Code 840590 is the WCO Harmonized System subheading for Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers : Parts. This is the most detailed internationally standardized level; Sao Tome and Principe extends classifications to 8 digits under its national tariff system. 840590 belongs to Section XVI: Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles, Chapter 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof, Heading 8405: Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers.

Explore more 2026 Latest Sao Tome and Principe import export trade data and shipment records for HS Code Gas Generator Parts on TradeInt global trade data platform

Classification Path of HS Code 840590 in Sao Tome and Principe

Section XVI

Chapters (84-85) Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles

Chapter 84

Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof

HS Code 8405

Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers

HS Code 840590

Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers : Parts

HS Code 84059000

Geradores de gás de ar (gás pobre) ou de gás de água, mesmo com depuradores; geradores de acetileno e geradores semelhantes de gás, operados a água, mesmo com depuradores: Partes

Sao Tome and Principe Tariff Classification: Pauta Aduaneira (HS-ST)

In Sao Tome and Principe, HS 840590 is classified under the Pauta Aduaneira (Pauta Aduaneira) — a 8-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Pauta Aduaneira (HS-ST)

Local name Pauta Aduaneira

Digits 8

Official source https://www.alfandegas.gov.st/

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Top Trading Product of HS Code 8405

Top Sao Tome and Principe import Product Under HS Code 8405

1 840510: Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers $92.4K 2 840590: Parts $108

Figures shown for 2023.

For more 2026 recent data, search for Sao Tome and Principe import trade records

Related HS Code to Sao Tome and Principe Gas Generator Parts (840590)

HS Code 84059000

Geradores de gás de ar (gás pobre) ou de gás de água, mesmo com depuradores; geradores de acetileno e geradores semelhantes de gás, operados a água, mesmo com depuradores: Partes

HS Code 840510

Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers : Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers

HS Code 840110

Nuclear reactors; fuel elements (cartridges), nonirradiated, for nuclear reactors; machinery and apparatus for isotopic separation : Nuclear reactors (Euratom)

HS Code 840120

Nuclear reactors; fuel elements (cartridges), nonirradiated, for nuclear reactors; machinery and apparatus for isotopic separation : Machinery and apparatus for isotopic separation, and parts thereof (Euratom)

HS Code 840130

Nuclear reactors; fuel elements (cartridges), nonirradiated, for nuclear reactors; machinery and apparatus for isotopic separation : Fuel elements (cartridges), nonirradiated (Euratom)

HS Code 840140

Nuclear reactors; fuel elements (cartridges), nonirradiated, for nuclear reactors; machinery and apparatus for isotopic separation : Parts of nuclear reactors (Euratom)

HS Code 840211

Steam or other vapour generating boilers (other than central heating hot water boilers capable also of producing low pressure steam); superheated water boilers : Steam or other vapour generating boilers : Watertube boilers with a steam production exceeding 45 tonnes per hour

HS Code 840212

HS Code 840219

Steam or other vapour generating boilers (other than central heating hot water boilers capable also of producing low pressure steam); superheated water boilers : Steam or other vapour generating boilers : Other vapour generating boilers, including hybrid boilers

HS Code 840220

Steam or other vapour generating boilers (other than central heating hot water boilers capable also of producing low pressure steam); superheated water boilers : Superheated water boilers

Frequently Asked Questions

What is HS code 840590 in Sao Tome and Principe?

HS code 840590 covers Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers : Parts in Sao Tome and Principe. It sits in Chapter 84 (Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof), Heading 8405 of the Harmonized System, and is classified under HS-ST.

Is HS code 840590 the same across all countries?

What system does Sao Tome and Principe use to classify HS code 840590?

Where can I officially look up HS code 840590 in Sao Tome and Principe?