The open Tax Guides
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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| NO VAT Return |
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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.
| Togo Corporate Income Tax |
| Central African Republic Payroll & Social Contributions |
| Vietnam Tax Overview |
| Indonesia VAT |
| EG Ae Dtt Corridor |
| RU Financial Statements |
| SD Company Formation |
| Saudi Arabia VAT |
| UK Income Tax Sa100 |
| Montenegro Payroll |
| Wisconsin Sales Tax |
| Bulgaria Personal Income Tax (ДДФЛ) |
| EG Sa Dtt Corridor |
| Angola Personal Income Tax |
| Burundi Corporate Income Tax |
| HU VAT Return |
| Canada Bookkeeping |
| Gabon Company Formation & Entity Choice |
| AZ Payroll |
| Cross Border VAT GST |
| Massachusetts Sales Tax |
| Japan Transfer Pricing |
| Zimbabwe Payroll & Social Contributions |
| Moving from the UK to Italy: the flat-tax corridor |
| KS Sales Tax |
| IRPP calculation |
| Argentina Company Formation & Entity Choice |
| California Sales Tax |
| Kyrgyzstan Corporate Income Tax |
| Eritrea Personal Income Tax |
| SA Gosi Saudization |
| Slovenia Income Tax -- Self-Employed and Individuals |
| Switzerland Crypto Tax |
| IL Pprt |
| SK PST |
| Cayman Islands Tax Overview |
| Leaving South Africa: tax emigration, the exit charge, and the three-year locks |
| MS Sales Tax |
| Norway Company Formation & Entity Choice |
| Somalia Payroll & Social Contributions |
| Timor-Leste Payroll & Social Contributions |
| Thailand Pit |
| Romania Einvoice |
| CN Freelance Intake |
| Guinea-Bissau Corporate Income Tax |
| Sri Lanka Payroll |
| Gabon Payroll & Social Contributions |
| RO Cas Cass |
| FR Personal Income Tax |
United Kingdom
27 Guides · Reviewed by: James Power