Important April 15th Tax Deadlines for AZ Taxpayers

Crucial April 15 Deadline Reminders

Phoenix and Mesa taxpayers: April 15, 2026, is your deadline to file 2025 returns or request an extension. Remember, extensions grant time to file, not to pay. Avoid IRS penalties by remitting any 2025 taxes owed by midnight.

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Additional Due Dates

This date is also the cutoff for 2026 Q1 estimated payments, making 2025 IRA contributions, and claiming unfiled 2022 tax refunds. Need expert tax preparation or debt resolution? Contact New Beginnings One Stop Tax Help today.

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