Costa Rica Income Tax
Asked about Costa Rica income tax for self-employed individuals or persons with profit-generating activity.
What this covers — Costa Rica, 2026
- Required Inputs and Refusal Catalogue
- Transaction Pattern Library
- Worked Examples
- Tier 1 Rules (When Data Is Clear)
- Tier 2 Catalogue (Reviewer Judgement Required)
- Excel Working Paper Template
- Bank Statement Reading Guide
- Onboarding Fallback
This is a research-grade draft — figures aren't shown as fact until a licensed accountant signs it off. The full, packaged rules load through the connector.
Use these rules in your AI
Connect once and your AI follows Costa Rica Income Tax automatically — it stays current when a rate changes, and hands you to a licensed accountant when you need one. A copied file goes stale the day the law moves.
Using Claude Code, Cursor or Codex? Install these rules in one command:
Want a licensed accountant to check your AI-generated return?
Get reviewedThe open, research-grade drafts are on GitHub. The accountant-verified version is delivered through the connector.
Are you a Costa Rica accountant? Verify these rules and put your name on them.
These rules are research-verified. They need a licensed practitioner for Costa Rica to confirm them and become their named verifier. Reviewing reference rules — not signing returns.
Apply to verify Costa Rica →Depends on
About
Use this skill whenever asked about Costa Rica income tax for self-employed individuals or persons with profit-generating activity. Trigger on phrases like "how much tax do I pay in Costa Rica", "impuesto sobre la renta", "D-101", "declaración de renta", "renta del trabajo dependiente", "impuesto a las utilidades", "deducción del 25%", "Ley 10667", "trabajador independiente", "CCSS self-employed", "pagos parciales", "régimen simplificado", "TRIBU-CR", "salario base", "self-employed tax Costa Rica", "Costa Rica freelancer tax", or any question about filing or computing income tax for a self-employed Costa Rican client. Also trigger when preparing or reviewing a D-101, computing the 25% standard deduction vs documented expenses, advising on CCSS (Caja) self-employed contributions, or advising on partial-payment instalments. This skill covers the annual self-employed brackets, salaried monthly brackets, the Law 10667 25% standard deduction, CCSS contributions, family tax credits, VAT (IVA) interaction, the simplified regime, penalties, and the TRIBU-CR platform. ALWAYS read this skill before touching any Costa Rica income tax work.
The full rule
The complete, step-by-step rules for Costa Rica Income Tax — the research-grade draft — load directly into your AI agent through the OpenAccountants connector. Connect once and your agent applies these rules automatically, with dependency resolution, conservative defaults, and a handoff to a licensed accountant when you need one.
More Costa Rica tax skills
Other Costa Rica computations in the OpenAccountants library.