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Tallyfern Rates (Canada)

com.tallyfern/rates · v0.3.2

New (7 days)Tools changed (7 days)

Measured by MCP Station

Last check	Reachable
Checked at	—
Check success 7 / 30 days	—
First-try success 30 days	—
Median response	—
Lookups 30 days	—
Authentication	No auth
MCP version	2025-06-18
Rank score	—
Declared risk	Read-only (all tools declare readOnlyHint)
Capabilities declared	tools
Tool definitions	5 tools · with description 100% · input schema is an object 100% · read/destructive hints 100%

Description written by the publisher, not verified

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

Connect

streamable-http · https://mcp.tallyfern.com/mcp

claude mcp add --transport http rates https://mcp.tallyfern.com/mcp

{
  "mcpServers": {
    "rates": {
      "url": "https://mcp.tallyfern.com/mcp"
    }
  }
}

Tools as reported by the server

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, and headroom for nex
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 and an as-of date.
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 per-km rates for prov
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. Optionally calculates
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 days, sources and an as-

Tool changes

2026-10-24: gst_hst_small_supplier_check, gst_hst_rate_by_province, cra_automobile_allowance_rate, cra_meal_travel_allowance, ontario_hst_basics
2026-10-16: gst_hst_small_supplier_check, gst_hst_rate_by_province, cra_automobile_allowance_rate, cra_meal_travel_allowance, ontario_hst_basics

Website · JSON · Text for agents · Registry updated 2026-10-23