The open rules layer
Browse the open tax and accounting skills that power OpenAccountants workflows. Each skill is designed to be cited, inspectable, machine-readable, and usable by AI agents. Some are source-cited drafts. Some have named accountant review. All are part of the open rules layer.
The rules are open. The trust layer shows who reviewed them.
1754 skills · 674 matching · 242 jurisdictions
Licensed accountant? Help build your country's tax rules.
1754 open skills across 242 jurisdictions. Verified by a licensed accountant in 20 countries. Download your country's workbook, review in Excel, get named on the site and in our MCP integrations.
20 jurisdictions with a lead verifier · 222 open for contributors
| Macau Corporate Income Tax |
| Mauritania Tax Overview |
| Malawi Corporate Income Tax |
| Namibia Tax Overview |
| Namibia Corporate Income Tax |
| Niger Tax Overview |
| ie-income-tax-form11 |
| Sudan Corporate Income Tax |
| Sierra Leone Tax Overview |
| nl-zzp-deductions |
| Timor-Leste Personal Income Tax |
| Sudan Tax Overview |
| Sudan Personal Income Tax |
| Tajikistan Tax Overview |
| Tajikistan Corporate Income Tax |
| Sierra Leone Personal Income Tax |
| de-income-tax |
| Togo Personal Income Tax |
| Turkmenistan Tax Overview |
| Tonga Corporate Income Tax |
| Vanuatu Tax Overview |
| Samoa Corporate Income Tax |
| South Sudan Personal Income Tax |
| ga-estimated-tax-depth |
| Togo Tax Overview |
| Tonga Personal Income Tax |
| Samoa Personal Income Tax |
| Turkmenistan Corporate Income Tax |
| Tonga Tax Overview |
| Vanuatu Corporate Income Tax |
| Samoa Tax Overview |
| Vanuatu Personal Income Tax |
| Bermuda Tax Overview |
| Brunei Personal Income Tax |
| Uganda Personal Income Tax |
| Bermuda Personal Income Tax |
| us-1099-k-and-payment-processors |
| Brunei Corporate Income Tax |
| Iran Personal Income Tax |
| Bermuda Corporate Income Tax |
| Brunei Tax Overview |
| pl-income-tax |
| ne-income-tax |
| qc-individual-return |
| us-1099-nec-issuance |
| Iraq Tax Overview |
| bvi-tax |
| Iraq Personal Income Tax |
| Iraq Corporate Income Tax |