Official Tax Authority Links by Country 2026

KEY INSIGHT

Always verify tax information with official sources. This page provides direct links to government tax authority websites for 90+ countries, including IRS (USA), HMRC (UK), BZSt (Germany), and DGFiP (France). Bookmark this page for quick access to official tax guidance.

At a glance

Key Facts

USA

IRS.gov - Internal Revenue Service

GOV.UK/HMRC - HM Revenue & Customs

Germany

BZSt.de - Federal Central Tax Office

France

impots.gouv.fr - DGFiP

Countries Listed

90+ official tax authority websites

Introduction

Tax rules change frequently, and misinformation is common online. The only reliable source for current tax rates, deadlines, and requirements is your country's official tax authority.

This guide provides direct links to official government tax websites for major countries worldwide.

Section 01

North America

United States

IRS: irs.gov - Federal taxes, forms, guidance
IRS Free File: irs.gov/freefile - Free filing options
Social Security: ssa.gov - FICA, benefits
State Taxes: Search "[state name] department of revenue"

Canada

CRA: canada.ca/revenue-agency - Federal taxes
Provincial: Provincial tax information

Mexico

SAT: sat.gob.mx - Servicio de Administración Tributaria

Section 02

Western Europe

United Kingdom

HMRC: gov.uk/hmrc - Income tax, NI, VAT
Self Assessment: gov.uk/self-assessment
Tax Calculators: gov.uk/estimate-income-tax

Germany

BZSt: bzst.de - Federal Central Tax Office
BMF: bundesfinanzministerium.de - Ministry of Finance
ELSTER: elster.de - Electronic filing

France

DGFiP: impots.gouv.fr - Direction générale des Finances publiques
Urssaf: urssaf.fr - Social contributions

Netherlands

Belastingdienst: belastingdienst.nl - Tax and Customs Administration

Belgium

SPF Finances: finances.belgium.be - Federal Public Service Finance

Switzerland

FTA: estv.admin.ch - Federal Tax Administration
Cantonal: Search "[canton name] Steuerverwaltung"

Austria

BMF: bmf.gv.at - Federal Ministry of Finance

Section 03

Southern & Eastern Europe

Spain

AEAT: agenciatributaria.es - Agencia Tributaria

Italy

Agenzia Entrate: agenziaentrate.gov.it - Revenue Agency

Portugal

AT: portaldasfinancas.gov.pt - Tax and Customs Authority

Greece

AADE: aade.gr - Independent Authority for Public Revenue

Poland

KAS: podatki.gov.pl - National Revenue Administration

Czech Republic

FS: financnisprava.cz - Financial Administration

Hungary

NAV: nav.gov.hu - National Tax and Customs Administration

Romania

ANAF: anaf.ro - National Agency for Fiscal Administration

Bulgaria

NRA: nra.bg - National Revenue Agency

Croatia

Porezna: porezna-uprava.hr - Tax Administration

Section 04

Nordic & Baltic Countries

Sweden

Skatteverket: skatteverket.se - Swedish Tax Agency

Norway

Skatteetaten: skatteetaten.no - Norwegian Tax Administration

Denmark

Skat: skat.dk - Danish Tax Agency

Finland

Vero: vero.fi - Finnish Tax Administration

Estonia

EMTA: emta.ee - Tax and Customs Board
e-Residency: e-resident.gov.ee

Latvia

VID: vid.gov.lv - State Revenue Service

Lithuania

VMI: vmi.lt - State Tax Inspectorate

Section 05

Asia-Pacific

Australia

ATO: ato.gov.au - Australian Taxation Office

New Zealand

IRD: ird.govt.nz - Inland Revenue

Japan

NTA: nta.go.jp - National Tax Agency

Singapore

IRAS: iras.gov.sg - Inland Revenue Authority of Singapore

Hong Kong

IRD: ird.gov.hk - Inland Revenue Department

South Korea

NTS: nts.go.kr - National Tax Service

India

Income Tax: incometax.gov.in - Income Tax Department

Malaysia

LHDN: hasil.gov.my - Inland Revenue Board

Thailand

RD: rd.go.th - Revenue Department

UAE

FTA: tax.gov.ae - Federal Tax Authority

Section 06

Latin America & Caribbean

Brazil

Receita Federal: gov.br/receitafederal - Federal Revenue Service

Argentina

AFIP: afip.gob.ar - Federal Administration of Public Revenues

Chile

SII: sii.cl - Internal Revenue Service

Colombia

DIAN: dian.gov.co - National Tax and Customs Directorate

Peru

SUNAT: sunat.gob.pe - National Superintendence of Customs and Tax Administration

Panama

DGI: dgi.mef.gob.pa - General Directorate of Revenue

Costa Rica

Hacienda: hacienda.go.cr - Ministry of Finance

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FAQ

Frequently Asked Questions

Why should I use official tax authority websites?

Official websites provide current, accurate information. Tax rates change frequently—third-party sites may be outdated. Official sites also offer e-filing, account access, and binding guidance. Always verify tax information from government sources before making decisions.

The link isn't working. What should I do?

Government websites occasionally change URLs or undergo maintenance. Search for '[country name] tax authority' or '[country name] revenue service' to find the current official site. Check that you're on a .gov or official government domain.

Can I file taxes on these websites?

Many countries offer online filing through their tax authority websites. USA: IRS Free File. UK: Self Assessment online. Germany: ELSTER. Check each country's site for e-filing options. Some require registration or digital ID.

How do I find my specific country if not listed?

Search for '[country name] ministry of finance' or '[country name] tax authority official website'. Look for .gov or official government domains. Major search engines typically rank official sites highly for these queries.

Are there English versions available?

Many countries offer English pages for non-residents or international guidance. Look for language selectors (often top right of page). Countries with significant expat populations (UAE, Singapore, Netherlands) typically have comprehensive English content.

Disclaimer:Links are verified as of April 2026 but government websites may change. Always confirm you're on an official government domain before entering personal information. This page is for reference only—verify all tax information with official sources.

Keep reading

Official Tax Authority Links by Country 2026

Key Facts

North America

United States

Canada

Mexico

Western Europe

United Kingdom

Germany

France

Netherlands

Belgium

Switzerland

Austria

Southern & Eastern Europe

Spain

Italy

Portugal

Greece

Poland

Czech Republic

Hungary

Romania

Bulgaria

Croatia

Nordic & Baltic Countries

Sweden

Norway

Denmark

Finland

Estonia

Latvia

Lithuania

Asia-Pacific

Australia

New Zealand

Japan

Singapore

Hong Kong

South Korea

India

Malaysia

Thailand

UAE

Latin America & Caribbean

Brazil

Argentina

Chile

Colombia

Peru

Panama

Costa Rica

Wise

Greenback Expat Tax Services

Frequently Asked Questions

Why should I use official tax authority websites?

The link isn't working. What should I do?

Can I file taxes on these websites?

How do I find my specific country if not listed?

Are there English versions available?

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