OntarioCanada Revenue AgencyJanuary 1, 2026

Ontario's 2026 tax reduction amounts take effect

For 2026 the Ontario tax reduction basic amount is $300, with $554 for each eligible dependant.

Official copy Canada Revenue Agencyhttps://www.canada.ca/content/dam/cra-arc/formspubs/pub/t4127-jan/t4127-01-26e.pdf

Official date

January 1, 2026

Effective

January 1, 2026

Jurisdiction

ONOntario

Kind

TaxIn force

Publisher

Canada Revenue Agency

Touches

Tax and net income

References

Publication

CRA T4127, 122nd edition, Payroll Deductions Formulas

JSON record

GET https://signal.amicably.ca/entries.json then the item with this id. Public keys only.

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  "schema_version": "public_update_v1",
  "id": "2026-01-01-ontario-tax-reduction-2026",
  "kind": "tax",
  "event": "in_force",
  "jurisdictions": [
    "ON"
  ],
  "title": "Ontario's 2026 tax reduction amounts take effect",
  "official_date": "2026-01-01",
  "effective_date": "2026-01-01",
  "source": {
    "publisher": "Canada Revenue Agency",
    "url": "https://www.canada.ca/content/dam/cra-arc/formspubs/pub/t4127-jan/t4127-01-26e.pdf",
    "canlii_url": null
  },
  "summary": "For 2026 the Ontario tax reduction basic amount is $300, with $554 for each eligible dependant.",
  "affects": [
    "tax_and_ndi"
  ],
  "references": [
    {
      "type": "publication",
      "id": "CRA T4127, 122nd edition, Payroll Deductions Formulas"
    }
  ],
  "product_note": "Amicably's 2026 Ontario figures use these amounts.",
  "url": "https://signal.amicably.ca/2026-01-01-ontario-tax-reduction-2026"
}

Markdown

GET https://signal.amicably.ca/2026-01-01-ontario-tax-reduction-2026 with Accept: text/markdown

---
title: "Ontario's 2026 tax reduction amounts take effect"
id: "2026-01-01-ontario-tax-reduction-2026"
official_date: "2026-01-01"
effective_date: "2026-01-01"
url: "https://signal.amicably.ca/2026-01-01-ontario-tax-reduction-2026"
---

> Amicably Signal: what has changed in Canadian family law and tax that affects support and property division.

# Ontario's 2026 tax reduction amounts take effect

- Official date: 2026-01-01
- Effective: 2026-01-01
- Jurisdiction: Ontario
- Kind: Tax (In force)
- Affects: Tax and net income
- Source: Canada Revenue Agency, https://www.canada.ca/content/dam/cra-arc/formspubs/pub/t4127-jan/t4127-01-26e.pdf
- Publication: CRA T4127, 122nd edition, Payroll Deductions Formulas

For 2026 the Ontario tax reduction basic amount is $300, with $554 for each eligible dependant.

In Amicably now: Amicably's 2026 Ontario figures use these amounts.