calcular_irpf_restituicao

WHAT IT DOES

What calcular_irpf_restituicao does on Contaí — Calculadoras Fiscais Brasileiras

AI agents call calcular_irpf_restituicao to retrieve information from Contaí — Calculadoras Fiscais Brasileiras without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

PARAMETERS

Parameter	Type	Required	Description
`currentDate`	string	—	Data de referência YYYY-MM-DD para tabelas fiscais (INSS/IRRF/IOF/etc.). Default: hoje.
`dependentes`	integer	—	Dependentes legais
`outrasDeducoes`	array	—	Outras deduções dedutíveis no IRPF agrupadas por categoria (PGBL, pensão judicial, livro_caixa, doacoes_incentivadas). Cada item: { categoria, valorCents, descr
`inssPagoAnualCents`	integer	—	Total INSS retido no ano em centavos
`despesasMedicasCents`	integer	—	Despesas médicas comprovadas (sem teto). Centavos.
`irpfRetidoAnualCents`	integer	—	Total IRPF retido na fonte no ano em centavos
`despesasEducacaoCents`	integer	—	Despesas educação (com teto R$ 3.561,50/dependente em 2026). Centavos.
`rendaTributavelAnualCents`	integer	Yes	Renda tributável anual em centavos (salários, pró-labore, aluguéis tributáveis)

Parameters from the server's own tool schema.

WHY IT NEEDS A POLICY

Why calcular_irpf_restituicao needs a policy

This is a calculation and information retrieval tool. It takes financial parameters as input and performs arithmetic comparisons between two tax calculation methods (complete vs simplified model), then returns the optimal result and tax liability estimate. No data is written to systems, no external operations are triggered, and no financial transactions are executed.

From the tool's definition Tool name 'calcular_irpf_restituicao' and description states it 'Calcula restituição/imposto a pagar' (calculates restitution/tax owed) and 'Retorna o melhor modelo' (returns the best model).

Risk signalsHigh parameter count (11 properties)

Attacks that exploit this kind of access

Questions about calcular_irpf_restituicao

What does the calcular_irpf_restituicao tool do? +

Calcula restituição/imposto a pagar do IRPF anual. Compara modelo COMPLETO (com deduções: INSS + R$ 2.275,08/dependente + médicas sem teto + educação com teto + outras) vs SIMPLIFICADO (desconto padrão 20%, máximo R$ 16.754,34). Retorna o melhor modelo + restituição/imposto a pagar. Útil pra estimar restituição na declaração anual. Tabelas RFB 2026. Fonte: Lei 9.250/95 + IN RFB 2010/21 + tabela atualizada anualmente. It is categorised as a Read tool in the Contaí — Calculadoras Fiscais Brasileiras MCP Server, which means it retrieves data without modifying state.

What parameters does calcular_irpf_restituicao accept? +

calcular_irpf_restituicao accepts 8 parameters: currentDate, dependentes, outrasDeducoes, inssPagoAnualCents, despesasMedicasCents, irpfRetidoAnualCents, despesasEducacaoCents, rendaTributavelAnualCents. Required: rendaTributavelAnualCents. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on calcular_irpf_restituicao? +

Register the Contaí — Calculadoras Fiscais Brasileiras MCP server in PolicyLayer and add a rule for calcular_irpf_restituicao: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Contaí — Calculadoras Fiscais Brasileiras. Nothing to install.

What risk level is calcular_irpf_restituicao? +

calcular_irpf_restituicao is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit calcular_irpf_restituicao? +

Yes. Add a rate_limit block to the calcular_irpf_restituicao rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block calcular_irpf_restituicao completely? +

Set action: deny in the PolicyLayer policy for calcular_irpf_restituicao. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides calcular_irpf_restituicao? +

calcular_irpf_restituicao is provided by the Contaí — Calculadoras Fiscais Brasileiras MCP server (@contai-evoluke/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.