CRA's Digital Transformation 2025: Mandatory E-Filing, Auto-Fill & What Businesses Must Do

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Complete guide to CRA's digital transformation: mandatory e-filing requirements, Auto-Fill My Return, T619 changes, and new digital services for Canadian businesses in 2025.

• Article details: Tax Compliance; published December 8, 2025; 7 min read.
• The Canada Revenue Agency (CRA) is undergoing its most significant digital transformation in history, fundamentally changing how Canadian businesses interact with the tax system. With mandatory electronic filing requirements, automated data pre-population, and new digital-first service delivery, 2025 marks a turning point that will affect every business in Canada.
• Understanding these changes isn't optional—it's critical for compliance, efficiency, and avoiding penalties. Here's your comprehensive guide to navigating CRA's digital transformation.
• The Digital Shift: Why Now?
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• This article is for informational purposes only and does not constitute professional tax advice. CRA requirements and digital services are subject to change. Consult with ARMalik Professional Corporation or another qualified tax professional for advice specific to your business situation.

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