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
| Cyprus Income Tax -- Self-Employed and Individuals |
| cn-return-assembly |
| bc-speculation-vacancy-tax |
| in-advance-tax |
| Bulgaria Personal Income Tax (ДДФЛ) |
| cn-freelance-intake |
| id-return-assembly |
| Ecuador Income Tax -- Personas Naturales / Self-Employed |
| pk-return-assembly |
| bc-individual-return |
| ng-return-assembly |
| ca-llc-fee-and-tax |
| in-freelance-intake |
| sa-excise-tax |
| mn-income-tax |
| Côte d'Ivoire (Ivory Coast) Income Tax |
| es-autonomous-worker |
| uk-return-assembly |
| nd-income-tax |
| eg-return-assembly |
| ma-income-tax |
| Chile Tax Overview |
| al-income-tax |
| il-freelancer-ops |
| ie-preliminary-tax |
| Guatemala Income Tax (ISR) — Employee & Self-Employed |
| fr-cfe |
| ie-freelance-intake |
| me-income-tax |
| br-simples-nacional |
| Venezuela Income Tax (ISLR) — Individual |
| mx-estimated-tax |
| Moldova (Republic of Moldova) Income Tax -- Self-Employed and Individuals |
| us-capital-gains |
| Albania Personal Income Tax -- Self-Employed & Individuals |
| Latvia Personal Income Tax |
| Mauritania Personal Income Tax |
| Luxembourg Income Tax -- Self-Employed and Individuals |
| mt-capital-gains |
| Senegal Personal Income Tax (IRPP) — |
| Croatia Personal Income Tax -- Individuals & Self-Employed |
| Bhutan Tax Overview |
| Bosnia and Herzegovina Income Tax -- Personal/Self-Employed |
| Seychelles Corporate Income Tax |
| Iceland Income Tax -- Self-Employed and Individuals |
| Belarus Income Tax -- Individuals & Self-Employed |
| jp-return-assembly |
| Azerbaijan Income Tax -- Individuals & Self-Employed |
| uk-dividends |