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OpenAccountants publishes open, source-cited tax knowledge for use by people, software and AI. Automated outputs are drafts and do not create a professional engagement. Obtain qualified advice before filing, paying or taking a material tax position.

© 2026 OpenAccountants. Open tax rules, reviewed by accountants.

The open Tax Guides

Open Tax Guides for the AI you already use

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Browse the open Tax Guides that power OpenAccountants workflows. Each Guide is designed to be cited, inspectable, and usable by AI systems (as a machine-readable Skill). Some are source-cited drafts. Some have named accountant review. All are open Tax Guides.

The Guides are open. The trust layer shows who reviewed them.

1752 Guides · 49 matching · 241 jurisdictions

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— researched and cited, not yet reviewed by a licensed practitioner.
Accountant-reviewed
— reviewed as general reference material by a named licensed practitioner.
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— flagged for review.
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— do not use for current work.

Canada · 49 Guides

Licensed in this market? Review these Guides as an Open Accountants Partner and get credited on the ones you review.

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NameDomainJurisdictionStatus
CA Fed Instalments

Whenever asked about Canadian federal quarterly instalment requirement…

Income TaxCanadaAccountant-reviewed

Showing 1–49 of 49 Guides

Know this subject? Review a Guide.

1752 Guides across 241 jurisdictions. You do not need to review an entire country — choose a Guide within your expertise and get credited as an Open Accountants Partner on the ones you review.

Canada

35 Guides

Partner: Edgar Lautsyus

Jurisdiction page

Review a Guide in this jurisdiction and get credited as an Open Accountants Partner on the ones you review.

Guides awaiting reviewBecome a Partner
CA Capital Gains

Canada capital gains tax: inclusion rate (50% / 2/3 above $250k from 2…

Income TaxCanadaSource-cited draft
CA Fed T2125

Whenever asked about Canadian self-employment business income reported…

Income TaxCanadaAccountant-reviewed
CA Fed T1 Return

Whenever asked about a Canadian federal T1 General individual income t…

Income TaxCanadaAccountant-reviewed
NS Individual Return

Whenever asked about Nova Scotia provincial individual income tax. Tri…

Income TaxCanadaSource-cited draft
NL Individual Return

Whenever asked about Newfoundland and Labrador provincial individual i…

Income TaxCanadaSource-cited draft
NU Individual Return

Whenever asked about Nunavut territorial income tax for a self-employe…

Income TaxCanadaSource-cited draft
ON Individual Return

Whenever asked about Ontario provincial income tax for a self-employed…

Income TaxCanadaSource-cited draft
CA Tax Residency

Canada tax residency: factual resident, deemed resident (183-day sojou…

Cross-BorderCanadaSource-cited draft
Canada Formation

Whenever asked about forming, incorporating, or registering a company …

Company FormationCanadaAccountant-reviewed
YT Individual Return

Whenever asked about Yukon territorial income tax for a self-employed …

Income TaxCanadaSource-cited draft
QC Individual Return

Whenever asked about Quebec provincial income tax (TP-1) for a self-em…

Income TaxCanadaSource-cited draft
NT Individual Return

Whenever asked about Northwest Territories territorial income tax for …

Income TaxCanadaSource-cited draft
Canada Tax Optimization

When advising on LEGAL tax minimization strategies for Canadian taxpay…

Tax OptimizationCanadaAccountant-reviewed
Canada GST HST

Whenever asked to prepare, review, or classify transactions for a Cana…

VAT / GSTCanadaSource-cited draft
Canada Bookkeeping

Whenever asked about Canadian bookkeeping for sole proprietors, partne…

BookkeepingCanadaAccountant-reviewed
SK Individual Return

Whenever asked about Saskatchewan provincial individual income tax. Tr…

Income TaxCanadaSource-cited draft
CA Crypto Tax

Whenever asked about Canadian cryptocurrency taxation. Trigger on phra…

Crypto TaxCanadaAccountant-reviewed
Canada Transfer Pricing

Whenever asked about Canada transfer pricing rules, documentation requ…

Transfer PricingCanadaAccountant-reviewed
QC Corporate Tax Co17

Whenever asked about Quebec corporate income tax. Quebec administers i…

—CanadaSource-cited draft
BC Eht

For British Columbia Employer Health Tax — replaced MSP premiums in 20…

—CanadaSource-cited draft
BC PST

For British Columbia Provincial Sales Tax — 7% non-harmonized retail s…

—CanadaSource-cited draft
Canada Payroll

Whenever asked about Canadian payroll, source deductions, CPP contribu…

PayrollCanadaAccountant-reviewed
AB Individual Return

Whenever asked about Alberta provincial individual income tax. Trigger…

Income TaxCanadaSource-cited draft
QC Employer Contributions

Whenever asked about Quebec-specific employer contributions — CNESST (…

PayrollCanadaSource-cited draft
PE Individual Return

Whenever asked about Prince Edward Island provincial individual income…

Income TaxCanadaSource-cited draft
AB Corporate Tax

For Alberta provincial corporate income tax. Triggers "Alberta CIT", "…

Income TaxCanadaSource-cited draft
CA Freelance Intake

When a user asks for help preparing their Canadian tax returns AND men…

Income TaxCanadaSource-cited draft
CA Fed CPP EI

Whenever asked about Canada Pension Plan (CPP) or Employment Insurance…

PayrollCanadaAccountant-reviewed
QC QST Return

Whenever asked about Quebec Sales Tax (QST / TVQ) return preparation f…

VAT / GSTCanadaSource-cited draft
SK PST

For Saskatchewan Provincial Sales Tax — 6% non-harmonized sales tax. T…

—CanadaSource-cited draft
PE Tax Credits

For Prince Edward Island provincial tax credits — PEI Low-Income Tax R…

—CanadaSource-cited draft
YT Tax Credits

For Yukon provincial tax credits — Yukon First Nations Tax Credit, Yuk…

—CanadaSource-cited draft
ON Eht

For Ontario Employer Health Tax (EHT). Triggers "Ontario EHT", "Employ…

—CanadaSource-cited draft
MB Individual Return

Whenever asked about Manitoba provincial individual income tax. Trigge…

Income TaxCanadaSource-cited draft
NB Individual Return

Whenever asked about New Brunswick provincial individual income tax. T…

Income TaxCanadaSource-cited draft
ON Tax Credits

For Ontario personal tax credits — Ontario Trillium Benefit (OTB), OEP…

—CanadaSource-cited draft
NT Payroll Tax

For the Northwest Territories Payroll Tax — 2% employer-paid payroll t…

PayrollCanadaSource-cited draft
NS Tax Credits

For Nova Scotia provincial tax credits — NS Low-Income Tax Reduction, …

—CanadaSource-cited draft
BC Speculation Vacancy Tax

For BC Speculation and Vacancy Tax on residential properties in design…

Income TaxCanadaSource-cited draft
NB Tax Credits

For New Brunswick provincial tax credits — NB Low-Income Tax Reduction…

—CanadaSource-cited draft
NL Tax Credits

For Newfoundland and Labrador provincial tax credits + NL Insurance Pr…

—CanadaSource-cited draft
MB Rst

For Manitoba Retail Sales Tax (RST) — 7% sales tax (NOT harmonized wit…

—CanadaSource-cited draft
NU Tax Credits

For Nunavut provincial tax credits — Nunavut Cost of Living Tax Credit…

—CanadaSource-cited draft
BC Individual Return

Whenever asked about British Columbia provincial income tax for a self…

Income TaxCanadaSource-cited draft
Canada Financial Statements

When preparing, reviewing, or advising on annual financial statements …

Financial StatementsCanadaAccountant-reviewed
CA Fed T1135

Whenever asked about Canada Form T1135, Foreign Income Verification St…

Cross-BorderCanadaAccountant-reviewed
CA Nonresident Cgt

Canada non-resident capital gains: Section 116 clearance certificate, …

—CanadaSource-cited draft
CA Return Assembly

Final orchestrator skill that assembles the complete Canadian filing p…

Income TaxCanadaSource-cited draft