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 · 269 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
| Angola Payroll & Social Contributions |
| Bolivia Social Security Contributions & RC-IVA — Dependent Employment |
| in-payroll |
| au-super-guarantee |
| Benin Payroll & Social Contributions |
| Cape Verde Payroll & Social Contributions |
| Bhutan Payroll & Social Contributions |
| de-social-contributions |
| mn-payroll |
| Luxembourg Social Security Contributions (Cotisations Sociales) |
| Belize Payroll & Social Contributions |
| Cuba Payroll & Social Contributions |
| Paraguay Payroll Skill v0.1 (Tier 2 — research-verified, reviewer sign-off pending) |
| DR Congo Payroll & Social Contributions |
| Algeria Social Security / Social Insurance Contributions (CNAS / CASNOS) |
| Central African Republic Payroll & Social Contributions |
| Ethiopia Social Security & Payroll Tax |
| Republic of Congo Payroll & Social Contributions |
| Belarus Social Insurance Contributions (FSZN) + Payroll PIT |
| ny-payroll |
| Equatorial Guinea Payroll & Social Contributions |
| Guyana Payroll & Social Contributions |
| Curacao Payroll & Social Contributions |
| Djibouti Payroll & Social Contributions |
| Sudan Payroll & Social Contributions |
| Costa Rica Social-Security Contributions (Cargas Sociales) & Salary-Tax Withholding — |
| Serbia Payroll |
| Suriname Payroll & Social Contributions |
| Timor-Leste Payroll & Social Contributions |
| San Marino Payroll & Social Contributions |
| Gabon Payroll & Social Contributions |
| Chad Payroll & Social Contributions |
| Eswatini Payroll & Social Contributions |
| Sao Tome and Principe Payroll & Social Contributions |
| Tajikistan Payroll & Social Contributions |
| Eritrea Payroll & Social Contributions |
| Côte d'Ivoire (Ivory Coast) Social Contributions (CNPS) -- Employer & Employee |
| Gambia Payroll & Social Contributions |
| Mali Payroll & Social Contributions |
| sg-cpf-medisave |
| Macau Payroll & Social Contributions |
| Madagascar Payroll & Social Contributions |
| Malawi Payroll & Social Contributions |
| Namibia Payroll & Social Contributions |
| Guinea-Bissau Payroll & Social Contributions |
| Guinea Payroll & Social Contributions |
| Kyrgyzstan Payroll & Social Contributions |
| Venezuela Social Security & Payroll Contributions |
| Rwanda Payroll |