RC4018 Electronic Filers Manual for 2024 Income Tax and Benefit Returns

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RC4018 Electronic Filers Manual for 2024 Income Tax and Benefit Returns

Chapter 1 - Electronic Records Preparation for 2024

Chapter 2 - EFILE Error Messages for 2017 to 2024

Last update: 2025-06-23

Previous-year versions are also available.


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Date modified:
2025-06-23