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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.

© 2026 OpenAccountants. Open tax rules, reviewed by accountants.

The open Tax Guides

Open Tax Guides for the AI you already use

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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.

1752 Guides · 241 jurisdictions

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— reviewed as general reference material by a named licensed practitioner.
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Bosnia and Herzegovina Corporate Income Tax

Source-cited draft: corporate income tax for Bosnia and Herzegovina (t…

Income TaxBosnia and HerzegovinaSource-cited draft

Showing 1001–1050 of 1727 Guides

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1752 Guides across 241 jurisdictions. You do not need to review an entire country — choose a Guide within your expertise and get credited as an Open Accountants Partner on the ones you review.

GLOBAL

61 Guides · Awaiting review

US Federal

58 Guides · Awaiting review

Spain

22 Guides · Awaiting review

Australia

20 Guides · Awaiting review

Canada

35 Guides · Partner: Edgar Lautsyus

Barbados Corporate Income Tax

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

Income TaxBarbadosSource-cited draft
Azerbaijan Corporate Income Tax

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

Income TaxAzerbaijanSource-cited draft
Switzerland Corporate Income Tax

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

Income TaxSwitzerlandSource-cited draft
Belarus Corporate Income Tax

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

Income TaxBelarusSource-cited draft
Austria Tax Overview

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

Income TaxAustriaSource-cited draft
Norway Corporate Income Tax

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

Income TaxNorwaySource-cited draft
Australia Tax Optimization

When advising on LEGAL tax minimization strategies for Australian taxp…

Tax OptimizationAustraliaSource-cited draft
Bahamas Corporate Income Tax

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

Income TaxBahamasSource-cited draft
Armenia Company Formation & Entity Choice

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

Company FormationArmeniaSource-cited draft
Bosnia and Herzegovina Company Formation & Entity Choice

Source-cited draft: company formation & entity choice for Bosnia and H…

Company FormationBosnia and HerzegovinaSource-cited draft
Austria Corporate Income Tax

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

Income TaxAustriaSource-cited draft
Honduras Tax Overview

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

Income TaxHondurasSource-cited draft
Barbados Payroll & Social Contributions

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

PayrollBarbadosSource-cited draft
Bulgaria Tax Optimization

Whenever asked about reducing tax in Bulgaria, tax planning, or legal …

Tax OptimizationBulgariaSource-cited draft
Argentina Tax Overview

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

Income TaxArgentinaSource-cited draft
Bahrain Corporate Income Tax

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

Income TaxBahrainSource-cited draft
Kazakhstan Payroll & Social Contributions

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

PayrollKazakhstanSource-cited draft
README—WyomingSource-cited draft
Bermuda Company Formation & Entity Choice

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

Company FormationBermudaSource-cited draft
Croatia Corporate Income Tax

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

Income TaxCroatiaSource-cited draft
Lebanon Payroll & Social Contributions

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

PayrollLebanonSource-cited draft
Estonia Corporate Income Tax

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

Income TaxEstoniaSource-cited draft
Colombia Company Formation & Entity Choice

Source-cited draft: company formation & entity choice for Colombia (ta…

Company FormationColombiaSource-cited draft
Ethiopia Company Formation & Entity Choice

Source-cited draft: company formation & entity choice for Ethiopia (ta…

Company FormationEthiopiaSource-cited draft
Montenegro Tax Overview

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

Income TaxMontenegroSource-cited draft
Guatemala Tax Overview

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

Income TaxGuatemalaSource-cited draft
North Macedonia Corporate Income Tax

Source-cited draft: corporate income tax for North Macedonia (tax year…

Income TaxNorth MacedoniaSource-cited draft
Kuwait Corporate Income Tax

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

Income TaxKuwaitSource-cited draft
Jordan Corporate Income Tax

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

Income TaxJordanSource-cited draft
Bangladesh Corporate Income Tax

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

Income TaxBangladeshSource-cited draft
Hong Kong Tax Overview

Source-cited draft: tax overview for Hong Kong (tax year 2025) — rates…

Income TaxHong KongSource-cited draft
Kenya Corporate Income Tax

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

Income TaxKenyaSource-cited draft
Cambodia Corporate Income Tax

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

Income TaxCambodiaSource-cited draft
Jamaica Payroll & Social Contributions

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

PayrollJamaicaSource-cited draft
Croatia Tax Overview

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

Income TaxCroatiaSource-cited draft
Bangladesh Payroll & Social Contributions

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

PayrollBangladeshSource-cited draft
Hong Kong Corporate Income Tax

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

Income TaxHong KongSource-cited draft
SK Individual Return

Whenever asked about Saskatchewan provincial individual income tax. Tr…

Income TaxCanadaSource-cited draft
Isle of Man Tax Overview

Source-cited draft: tax overview for Isle of Man (tax year 2025) — rat…

Income TaxIMSource-cited draft
Cambodia Payroll & Social Contributions

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

PayrollCambodiaSource-cited draft
Isle of Man Corporate Income Tax

Source-cited draft: corporate income tax for Isle of Man (tax year 202…

Income TaxIMSource-cited draft
EU VAT Base

Load this skill as a shared reference whenever working on VAT for any …

VAT / GSTEU (general)Source-cited draft
Jamaica Company Formation & Entity Choice

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

Company FormationJamaicaSource-cited draft
Cayman Islands Corporate Income Tax

Source-cited draft: corporate income tax for Cayman Islands (tax year …

Income TaxCayman IslandsSource-cited draft
Croatia Company Formation & Entity Choice

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

Company FormationCroatiaSource-cited draft
Myanmar Tax Overview

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

Income TaxMyanmarSource-cited draft
Burkina Faso Company Formation & Entity Choice

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

Company FormationBurkina FasoSource-cited draft
Hong Kong Company Formation & Entity Choice

Source-cited draft: company formation & entity choice for Hong Kong (t…

Company FormationHong KongSource-cited draft
Honduras Corporate Income Tax

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

Income TaxHondurasSource-cited draft

Dominican Republic

22 Guides · Partner: Miguel Lantigua

Guides awaiting reviewBecome a Partner