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Tallyfern Rates (Canada)

com.tallyfern/rates · v0.3.4

Read-only Canadian GST/HST rates, small-supplier check and CRA allowance rates, with CRA sources.

Connect Remote server

Terminal
claude mcp add --transport http rates https://mcp.tallyfern.com/mcp
~/.cursor/mcp.json
{
  "mcpServers": {
    "rates": {
      "url": "https://mcp.tallyfern.com/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "rates": {
      "type": "http",
      "url": "https://mcp.tallyfern.com/mcp"
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://mcp.tallyfern.com/mcp

Tools 5 found in our last check

  • gst_hst_small_supplier_check

    Apply the CRA's $30,000 small-supplier tests (single calendar quarter and four consecutive calendar quarters) to taxable revenue by calendar quarter. Says whether the person must register for the GST/HST, when they stop being a small supplier, the effective date of registration,…

  • gst_hst_rate_by_province

    Current GST/HST rate for a Canadian province or territory (or all 13), with the PST/QST rate CRA lists for reference. From CRA's 'Charge and collect the GST/HST' table. Returns structuredContent with one rate row (or all 13), the effective-from date, notes, the canada.ca source…

  • cra_automobile_allowance_rate

    CRA reasonable per-kilometre allowance rates for employer-paid vehicle allowances (2026 default; 2025 also available): first 5,000 km and after, provinces vs territories. Optionally calculates the allowance for a number of business kilometres. Returns structuredContent with the…

  • cra_meal_travel_allowance

    CRA simplified-method rates (latest published tax year): flat meal rate per meal and maximum per day, and vehicle cents/km by province or territory where travel begins. These apply to moving expenses, northern residents deductions and medical travel, not to employer per-diems. O…

  • ontario_hst_basics

    Plain-language basics for Ontario businesses: the 13% HST rate, the $30,000 small-supplier threshold, the 29-day registration deadline and place-of-supply rule, with CRA sources. Returns structuredContent with the Ontario rate row, the threshold, the registration deadline in day…

Details

Endpointhttps://mcp.tallyfern.com/mcp (Streamable HTTP)
First published29 Oct 2026
Last updated29 Oct 2026
Registry namecom.tallyfern/rates

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