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OpenAccountants publishes open, source-cited tax knowledge for use by people, software and AI. Automated outputs are drafts and do not create a professional engagement. Obtain qualified advice before filing, paying or taking a material tax position.

The open Tax Guides

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Browse the open Tax Guides that power OpenAccountants workflows. Each Guide is designed to be cited, inspectable, and usable by AI systems (as a machine-readable Skill). Some are source-cited drafts. Some have named accountant review. All are open Tax Guides.

The Guides are open. The trust layer shows who reviewed them.

1810 Guides · 244 jurisdictions

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Papua New Guinea Payroll & Social Contributions

Source-cited draft: payroll & social contributions for Papua New Guine…

PayrollPapua New GuineaSource-cited draft

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1810 Guides across 244 jurisdictions. You do not need to cover an entire country. Publish a Guide within your expertise, under your name, and colleagues attest to the ones they stand behind.

GLOBAL

61 Guides · No accountant yet

United States

60 Guides · No accountant yet

Australia

23 Guides · No accountant yet

Spain

22 Guides · No accountant yet

Canada

35 Guides · Reviewed by: Edgar Lautsyus

British Virgin Islands Tax Overview

Source-cited draft: tax overview for British Virgin Islands (tax year …

Income TaxBritish Virgin IslandsSource-cited draft
Uruguay Company Formation & Entity Choice

Source-cited draft: company formation & entity choice for Uruguay (tax…

Company FormationUruguaySource-cited draft
Peru Company Formation & Entity Choice

Source-cited draft: company formation & entity choice for Peru (tax ye…

Company FormationPeruSource-cited draft
Moldova Company Formation & Entity Choice

Source-cited draft: company formation & entity choice for Moldova (tax…

Company FormationMoldovaSource-cited draft
Iraq Company Formation & Entity Choice

Source-cited draft: company formation & entity choice for Iraq (tax ye…

Company FormationIraqSource-cited draft
Vietnam Corporate Income Tax

Source-cited draft: corporate income tax for Vietnam (tax year 2025) —…

Income TaxVietnamSource-cited draft
DK Income Tax

Whenever asked about Danish income tax for self-employed individuals (…

Income TaxDenmarkSource-cited draft
Burkina Faso Social Security (CNSS)

For Burkina Faso CNSS social-security contributions — three branches (…

PayrollBurkina FasoSource-cited draft
Ukraine Tax Overview

Source-cited draft: tax overview for Ukraine (tax year 2025) — rates, …

Income TaxUkraineSource-cited draft
MX Cfdi

Whenever asked about Mexican CFDI electronic invoicing. Trigger on phr…

E-InvoicingMexicoSource-cited draft
British Virgin Islands Corporate Income Tax

Source-cited draft: corporate income tax for British Virgin Islands (t…

Income TaxBritish Virgin IslandsSource-cited draft
Serbia Personal Income Tax -- Self-Employed & Individuals

Whenever asked about Serbia (Republic of Serbia) personal income tax f…

Income TaxSerbiaSource-cited draft
Norway Tax Overview

Source-cited draft: tax overview for Norway (tax year 2025) — rates, t…

Income TaxNorwaySource-cited draft
Zimbabwe Corporate Income Tax

Source-cited draft: corporate income tax for Zimbabwe (tax year 2025) …

Income TaxZimbabweSource-cited draft
Uzbekistan Tax Overview

Source-cited draft: tax overview for Uzbekistan (tax year 2025) — rate…

Income TaxUzbekistanSource-cited draft
Papua New Guinea Tax Overview

Source-cited draft: tax overview for Papua New Guinea (tax year 2025) …

Income TaxPapua New GuineaSource-cited draft
Taiwan Tax Overview

Source-cited draft: tax overview for Taiwan (tax year 2025) — rates, t…

Income TaxTaiwanSource-cited draft
Oman Company Formation & Entity Choice

Source-cited draft: company formation & entity choice for Oman (tax ye…

Company FormationOmanSource-cited draft
SA Zakat

Whenever asked about Saudi Arabian Zakat — the religious-origin wealth…

—Saudi ArabiaSource-cited draft
Senegal Corporate Income Tax

Source-cited draft: corporate income tax for Senegal (tax year 2025) —…

Income TaxSenegalSource-cited draft
Slovenia Tax Overview

Source-cited draft: tax overview for Slovenia (tax year 2025) — rates,…

Income TaxSloveniaSource-cited draft
Thailand Payroll & Social Contributions

Source-cited draft: payroll & social contributions for Thailand (tax y…

PayrollThailandSource-cited draft
EU OSS Digital

Whenever a business sells digital services (electronically supplied se…

VAT / GSTGLOBALSource-cited draft
Slovakia Corporate Income Tax

Source-cited draft: corporate income tax for Slovakia (tax year 2025) …

Income TaxSlovakiaSource-cited draft
Dominican Republic Itbis

Whenever asked to prepare, review, or classify transactions for a Domi…

VAT / GSTDominican RepublicSource-cited draft
US Sales Tax

Whenever asked about United States sales tax, use tax, sales tax nexus…

VAT / GSTUnited StatesAttested by another accountant
Estonia Tax Overview

Source-cited draft: tax overview for Estonia (tax year 2025) — rates, …

Income TaxEstoniaSource-cited draft
CL Income Tax

Whenever asked about Chilean income tax for self-employed individuals …

Income TaxChileSource-cited draft
PK Freelance Intake

When a user asks for help preparing a Pakistani tax return AND mention…

Income TaxPakistanSource-cited draft
US Section 1202 QSBS

Tier 2 US federal content skill for IRC §1202 Qualified Small Business…

—United StatesSource-cited draft
Canada Tax Optimization

When advising on LEGAL tax minimization strategies for Canadian taxpay…

Tax OptimizationCanadaAttested by another accountant
Romania Payroll & Social Contributions

Source-cited draft: payroll & social contributions for Romania (tax ye…

PayrollRomaniaSource-cited draft
Rwanda Corporate Income Tax

Source-cited draft: corporate income tax for Rwanda (tax year 2025) — …

Income TaxRwandaSource-cited draft
IL Income Tax

Illinois Individual Income Tax Return (Form IL-1040) for sole propriet…

Income TaxIllinoisAttested by another accountant
IN GST Return

This skill has been consolidated. See india-gst.md in this directory.

VAT / GSTIndiaAttested by another accountant
WA Business Occupation Tax

Washington State Business and Occupation (B&O) Tax for self-employed i…

Income TaxWashingtonSource-cited draft
CT Sales Tax

Whenever asked about Connecticut sales and use tax, luxury tax, DRS fi…

VAT / GSTConnecticutSource-cited draft
South Sudan Personal Income Tax

Source-cited draft: personal income tax for South Sudan (tax year 2025…

Income TaxSouth SudanSource-cited draft
Qatar Company Formation & Entity Choice

Source-cited draft: company formation & entity choice for Qatar (tax y…

Company FormationQatarSource-cited draft
WI Income Tax

Whenever asked about Wisconsin individual income tax, Wisconsin Form 1…

Income TaxWisconsinSource-cited draft
Philippines Corporate Income Tax

Source-cited draft: corporate income tax for Philippines (tax year 202…

Income TaxPhilippinesAttested by another accountant
Myanmar Personal Income Tax

Source-cited draft: personal income tax for Myanmar (tax year 2025) — …

Income TaxMyanmarAttested by another accountant
MO Income Tax

Whenever asked about Missouri individual income tax for self-employed …

Income TaxMissouriSource-cited draft
Rwanda Company Formation & Entity Choice

Source-cited draft: company formation & entity choice for Rwanda (tax …

Company FormationRwandaSource-cited draft
Romania Tax Overview

Source-cited draft: tax overview for Romania (tax year 2025) — rates, …

Income TaxRomaniaSource-cited draft
Rwanda Tax Overview

Source-cited draft: tax overview for Rwanda (tax year 2025) — rates, t…

Income TaxRwandaSource-cited draft
Georgia (Country) Personal Income Tax — Individuals and Self-Employed

Whenever asked about personal income tax in the country of Georgia (Sa…

Income TaxGeorgiaAttested by another accountant
CN Stamp Tax

使用本技能处理一切与中国印花税相关的问题。触发短语包括"中国印花税"、"印花税法 2022"、"合同印花税"、"证券交易印花税"、"权证许可…

Income TaxChinaSource-cited draft
Philippines Company Formation & Entity Choice

Source-cited draft: company formation & entity choice for Philippines …

Company FormationPhilippinesAttested by another accountant

United Kingdom

27 Guides · Reviewed by: James Power

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