Deterministic Canadian CCPC rate stack: small business deduction and grinds, Part IV, RDTOH.
Connect Remote server
claude mcp add --transport http ccpcrate https://ccpcrate.ca/mcp
{
"mcpServers": {
"ccpcrate": {
"url": "https://ccpcrate.ca/mcp"
}
}
}
{
"servers": {
"ccpcrate": {
"type": "http",
"url": "https://ccpcrate.ca/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://ccpcrate.ca/mcp
Tools 5 found in our last check
ccpcrate_resolveCompute the federal Part I / Part IV / refundable / RDTOH / dividend-refund lines and the provincial layer for one CCPC and one taxation year. Returns a readable summary plus the structured result: lines (rounded, as printed), unrounded audit values, facts, warnings, layers, bal…
ccpcrate_groupCompute a whole associated group (s.256) in one call: federal line 417 as the sum of the members' prior-year adjusted investment income, the Schedule 23 allocation of the business limit, and every member's return in payer-before-recipient order so that a connected dividend's Par…
ccpcrate_compensationFor a corporation's income before its owner's remuneration, compute what each way of taking it out costs and leaves: a salary, a dividend, or a mix. Per scenario it runs the payroll contributions and employer levies on the salary, the corporate return on what is left with the di…
ccpcrate_explainFree diagnostic pass over the same input as ccpcrate_resolve: which layers run, the defaults the engine would apply, every warning with its meaning (grind binding, provincial asymmetries, missing inputs), the rule rows in force for the year with sources and verification status,…
ccpcrate_rulesThe statutory rates and parameters the engine uses (14 jurisdictions, effective dates, application modes, sources, verification status), filterable by jurisdiction, key and date. Free.
Details
| Endpoint | https://ccpcrate.ca/mcp (Streamable HTTP) |
| First published | 7 Sep 2026 |
| Last updated | 7 Sep 2026 |
| Registry name | ca.ccpcrate/ccpcrate |
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