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
| Afghanistan Personal Income Tax |
| Belize Tax Overview |
| Cape Verde Tax Overview |
| in-income-tax |
| Bolivia Income Tax (RC-IVA) -- Self-Employed and Individuals |
| Afghanistan Corporate Income Tax |
| fr-rental-income |
| Angola Tax Overview |
| DR Congo Corporate Income Tax |
| in-tds-freelance |
| nl-individual-return |
| es-income-tax |
| cl-income-tax |
| Angola Personal Income Tax |
| Panama Personal Income Tax (ISR) — Self-Employed & Payroll |
| Benin Personal Income Tax |
| ca-fed-t2125 |
| Angola Corporate Income Tax |
| Burundi Tax Overview |
| Burundi Personal Income Tax |
| Bhutan Personal Income Tax |
| Burundi Corporate Income Tax |
| Benin Tax Overview |
| Benin Corporate Income Tax |
| au-capital-gains |
| ng-personal-income-tax |
| ie-corporation-tax |
| Bhutan Tax Overview |
| ny-it-201-resident-return |
| Bhutan Corporate Income Tax |
| DR Congo Personal Income Tax |
| nl-corporate-tax |
| au-freelance-intake |
| fl-sales-use-tax |
| Cape Verde Corporate Income Tax |
| Belize Personal Income Tax |
| Central African Republic Personal Income Tax |
| Belize Corporate Income Tax |
| Cape Verde Personal Income Tax |
| Curacao Personal Income Tax |
| pt-return-assembly |
| us-ca-freelance-intake |
| fr-income-tax |
| DR Congo Tax Overview |
| cn-corporate-tax |
| Serbia Personal Income Tax -- Self-Employed & Individuals |
| Central African Republic Corporate Income Tax |
| Cuba Personal Income Tax |
| nc-return-assembly |