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DoubleTaxation.海外で暮らす・働く人のための税務上の居住者判定

個人事業か法人か: カナダの税負担比較

選択した国の居住者が同じ利益を得た場合の、個人事業(利用できる各課税方式)と自分の法人の税金・社会保険料を比較します。

読み込み中…

形態

個人事業主(sole proprietor)

個人事業主Sole proprietorship

利益はT1申告書に添付するT2125で申告する。連邦税14~33%とオンタリオ州税5.05~13.16%(加算税とOntario Health Premiumも)、さらに本人分と雇用主分の両方のCPP:3,500~74,600カナダドルの所得の11.9%と、85,000カナダドルまでのCPP2 8%を払う。基本拠出の半分は税額控除、残りは所得から控除される。

要件

Canada Revenue Agency, Canadian income tax rates for individuals – current year (federal and Ontario brackets 2026) · Canada Revenue Agency, T4127 Payroll Deductions Formulas, January 2026 (basic personal amounts, Ontario surtax, tax reduction, Ontario Health Premium) · Employment and Social Development Canada, CPP 2026: YBE $3,500, YMPE $74,600, YAMPE $85,000; self-employed rates 11.90% and 8.00% · Income Tax Act, s. 60(e): deduction of 1/2 of base CPP and all enhanced CPP contributions on self-employed earnings · Government of Ontario, Low-income Individuals and Families Tax (LIFT) Credit (requires employment income)

自分の法人(CCPC)

法人Canadian-controlled private corporation (CCPC)

法人は50万カナダドルまでの能動的事業所得に連邦9%(小規模事業者控除)と、オンタリオ州税(2026年6月30日まで3.2%、7月1日から2.2%、暦年は日数で按分)を払う。50万カナダドル超は15%と11.5%。この所得からの配当は「非適格配当」で、15%グロスアップされ、連邦配当控除(グロスアップ額の9/13)とオンタリオ配当控除(2.9863%)で税額が減る。

要件

Canada Revenue Agency, Corporation tax rates (federal net 15%, 9% with the small business deduction; Ontario 11.5%, lower rate 3.2% → 2.2% from 1 July 2026, business limit $500,000) · Government of Ontario, Corporate income tax (lower rate 2.2% from 1 July 2026; 3.2% from 1 January 2020 to 30 June 2026; general rate 11.5%) · Income Tax Act, s. 125: small business deduction 19%, business limit $500,000, personal services business · Income Tax Act, s. 82(1)(b): dividend gross-up 15% (non-eligible) and 38% (eligible) · Income Tax Act, s. 121: federal dividend tax credit 9/13 (non-eligible) and 6/11 (eligible) of the gross-up · Income Tax Act, s. 89(1): general rate factor 0.72 and general rate income pool (eligible dividends) · Government of Ontario, Ontario dividend tax credit (2020–2026: eligible 10.0%, other 2.9863%) · Canada Revenue Agency, Canadian income tax rates for individuals – current year (federal and Ontario brackets 2026) · Canada Revenue Agency, T4127 Payroll Deductions Formulas, January 2026 (basic personal amounts, Ontario surtax, tax reduction, Ontario Health Premium)

計算の前提

事業の種類: 法人顧客向けのIT・コンサルティングサービス

出典: Canada Revenue Agency, Canadian income tax rates for individuals – current year (federal and Ontario brackets 2026) · Canada Revenue Agency, T4127 Payroll Deductions Formulas, January 2026 (basic personal amounts, Ontario surtax, tax reduction, Ontario Health Premium) · Employment and Social Development Canada, CPP 2026: YBE $3,500, YMPE $74,600, YAMPE $85,000; self-employed rates 11.90% and 8.00% · Income Tax Act, s. 60(e): deduction of 1/2 of base CPP and all enhanced CPP contributions on self-employed earnings · Government of Ontario, Low-income Individuals and Families Tax (LIFT) Credit (requires employment income) · Excise Tax Act, s. 148: small supplier threshold $30,000 · Canada Revenue Agency, Corporation tax rates (federal net 15%, 9% with the small business deduction; Ontario 11.5%, lower rate 3.2% → 2.2% from 1 July 2026, business limit $500,000) · Government of Ontario, Corporate income tax (lower rate 2.2% from 1 July 2026; 3.2% from 1 January 2020 to 30 June 2026; general rate 11.5%) · Income Tax Act, s. 125: small business deduction 19%, business limit $500,000, personal services business · Income Tax Act, s. 82(1)(b): dividend gross-up 15% (non-eligible) and 38% (eligible) · Income Tax Act, s. 121: federal dividend tax credit 9/13 (non-eligible) and 6/11 (eligible) of the gross-up · Income Tax Act, s. 89(1): general rate factor 0.72 and general rate income pool (eligible dividends) · Government of Ontario, Ontario dividend tax credit (2020–2026: eligible 10.0%, other 2.9863%)

確認日: 2026年11月4日

典型的なケースの概算です。消費税(付加価値税)、開業時の優遇措置、その他の所得、家族に関する控除は含みません。税務アドバイスではありません。