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Returns structuredContent with the per-km rates for provinces and territories, the rates for the given region, an optional tiered calculation, the source and an as-of date.","inputSchema":{"$schema":"http://json-schema.org/draft-07/schema#","additionalProperties":false,"properties":{"kilometres":{"description":"Business kilometres in the calendar year, to calculate an allowance.","maximum":1000000,"minimum":0,"type":"number"},"province":{"description":"Province or territory code or name, e.g. \"ON\", \"Ontario\", \"QC\", \"Yukon\".","maxLength":40,"minLength":1,"type":"string"},"year":{"description":"Calendar year (2026 or 2025). Default 2026.","enum":[2026,2025],"type":"number"}},"type":"object"},"name":"cra_automobile_allowance_rate"},{"description":"CRA simplified-method rates (latest published tax year): flat meal rate per meal and maximum per day, and vehicle cents/km by province or territory where travel begins. These apply to moving expenses, northern residents deductions and medical travel, not to employer per-diems. Optionally calculates amounts. Returns structuredContent with the tax year, meal rates, vehicle cents/km (one province or all), optional vehicle and meal amounts, scope notes, the source and an as-of date.","inputSchema":{"$schema":"http://json-schema.org/draft-07/schema#","additionalProperties":false,"properties":{"days":{"description":"Number of days (caps meals at the daily maximum).","maximum":3660,"minimum":0,"type":"integer"},"kilometres":{"description":"Kilometres driven, to calculate a vehicle amount (needs province).","maximum":1000000,"minimum":0,"type":"number"},"meals":{"description":"Number of meals.","maximum":10000,"minimum":0,"type":"integer"},"province":{"description":"Province or territory where the travel begins.","maxLength":40,"minLength":1,"type":"string"}},"type":"object"},"name":"cra_meal_travel_allowance"},{"description":"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.","inputSchema":{"$schema":"http://json-schema.org/draft-07/schema#","additionalProperties":false,"properties":{"province":{"description":"Province or territory code or name, e.g. \"ON\", \"Ontario\", \"QC\", \"Yukon\".","maxLength":40,"minLength":1,"type":"string"}},"type":"object"},"name":"gst_hst_rate_by_province"},{"description":"Apply the CRA's $30,000 small-supplier tests (single calendar quarter and four consecutive calendar quarters) to taxable revenue by calendar quarter. Says whether the person must register for the GST/HST, when they stop being a small supplier, the effective date of registration, and headroom for next quarter. Most businesses only (not charities/public service bodies). Returns structuredContent with status, headline, the triggering quarter (or null), per-quarter rolling totals, next-quarter headroom, sources and an as-of date.","inputSchema":{"$schema":"http://json-schema.org/draft-07/schema#","additionalProperties":false,"properties":{"quarters":{"description":"Consecutive calendar quarters, no gaps (use 0 for quarters with no sales).","items":{"additionalProperties":false,"properties":{"amount":{"description":"Taxable revenue in CAD before expenses (worldwide taxable supplies incl. zero-rated; exclude exempt)","minimum":0,"type":"number"},"quarter":{"description":"Calendar quarter: 1 = Jan–Mar, 2 = Apr–Jun, 3 = Jul–Sep, 4 = Oct–Dec","maximum":4,"minimum":1,"type":"integer"},"year":{"description":"Calendar year of the quarter, e.g. 2026","maximum":2100,"minimum":1991,"type":"integer"}},"required":["year","quarter","amount"],"type":"object"},"maxItems":40,"minItems":1,"type":"array"},"taxiOrRideshare":{"description":"True if self-employed taxi or commercial ride-sharing driver (must register regardless).","type":"boolean"}},"required":["quarters"],"type":"object"},"name":"gst_hst_small_supplier_check"},{"description":"Plain-language basics for Ontario businesses: the 13% HST rate, the $30,000 small-supplier threshold, the 29-day registration deadline and place-of-supply rule, with CRA sources. Returns structuredContent with the Ontario rate row, the threshold, the registration deadline in days, sources and an as-of date.","inputSchema":{"$schema":"http://json-schema.org/draft-07/schema#","properties":{},"type":"object"},"name":"ontario_hst_basics"}]},"body_sha256":"5b7a8d7e1b37b627de60cd6b9f6b39ee0894ff6455151bd1ebcc6b32635bc4c9","prev_id":null,"leaf":"0x9cf13e4afd140cda6a7c321e76d5ed70f747020574ebd281bb03c87381dcbc1f","leaf_text":"{\"body\":\"5b7a8d7e1b37b627de60cd6b9f6b39ee0894ff6455151bd1ebcc6b32635bc4c9\",\"id\":559634,\"kind\":\"mcp.tools\",\"method\":\"probe.mcp/1\",\"observed_us\":1793135430203988,\"prev\":null,\"subject\":\"2096b4d3-dca6-4d81-a35a-aa7f34daa52d\",\"subject_kind\":\"endpoint\"}","day":{"day":"2026-10-27","leaves":273461,"root":"0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795","chained":"0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4","anchor_chain":"eip155:5042002","anchor_tx":"0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4","anchor_block":69414147},"proof":["0x9cf15a01d90f9016f3fcc383feeb721d9e7efbd91d70bd8eb9fb2e1021237813","0xf234c7c824c346e651522a23b169464c79f61eb371e37831fdaf3cbad653ea0d","0x13de224690a423cf9b651ebe28a10ad65252832a1eee286f37206201b42c5b33","0x50952c50f4e135093749bcb7867a19577150fb85e368aba5ce0c3febebd26a85","0xc383b33c591dcee7eb490f7ddf7eba53b6be97cd88bbc1a70fc804dcf3753419","0xd8e378ba3a497d7d9cf5c16e4d29e0ade193083658903c2df4636a1208f4e70f","0x94b37a39d9d4b48ee86200f02b6eafa43a86575e16fa5c1fa878c45ccb1bf59a","0xdee843a42a392f9bb0ba085a1e094d950f84df151d345fc4318e8553f88398f9","0x51d0aa17482584fc14b5d475b46fb6b44dc4a54e1d0a5b2b9f834b48b7a5fc1f","0xa0c3d96a9eb0bb5788287dc35de7da8ee5e241e1a0bcc54ce6fe3684130c2d2c","0x3a8098fad61fa78d733f5adad8bdae455b29c03477aef5f65c364efafd1d7f6a","0x6e52b67215988e172a57437ef7e49cbf100e86fb3bb11c32506b78488daa7f10","0xe8a6f20810396abd4baf9472081cda6d396bc7cf52a77bffdd9f33b41c62adcc","0xb37e6165108af3c1962db6b76953aee5ee86201747a07444ad2760bf2d5dca23","0xa3fff4662cd48659f5bafd0612931759a90e53a7b4209ed8f26f6594a07bb547","0x64c405a28e8819716221eb2529fe4ce277ab08025e17e685cbd5ece75ceb75c7","0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66","0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197","0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699"]}