MCP For Claude Marketplace
ISS Calculator

ISS Calculator MCP Connector for Claude

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Calculate Service Tax (ISS) based on municipality rates and service types.

3 tools Official Updated Jun 28, 2026 Official Vinkius Partner
More Details Connect to Claude

This MCP server provides specialized tools for calculating Service Tax (ISS). Use get_applicable_rate to find the tax percentage for a specific municipality and service type, check_withholding_status to determine if tax must be withheld at source, and calculate_tax_liability to compute the final taxable base and tax amount including any allowed deductions.

isstaxmunicipalityfinancecalculator

3 tools expose this connector's capabilities to your AI agent.

calculate_tax_liability

Calculate final tax liability

check_withholding_status

Check if tax withholding is required

get_applicable_rate

Get the tax rate for a service in a municipality

See how to talk to your AI agent using ISS Calculator.

What is the tax rate for IT services in Sao Paulo?

To find this, you should call `get_applicable_rate` with municipalityName: 'Sao Paulo' and serviceType: 'IT Services'.

Calculate the tax for a 1000 gross amount cleaning service in Rio de Janeiro with 200 deduction.

You can use `calculate_tax_liability` with municipalityName: 'Rio de Janeiro', serviceType: 'Cleaning', grossAmount: 1000, and deductionAmount: 200.

Is withholding required for construction services in Belo Horizonte?

Use the `check_withholding_status` tool with municipalityName: 'Belo Horizonte' and serviceType: 'Construction' to verify this.

You can use the `get_applicable_rate` tool by providing the municipality name and the service type.

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