Drake Tax - Centralized Authorization File (CAF) Number

Article #: 10688

Last Updated: March 24, 2026

 

Tags: Drake Tax

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"CAF Number" stands for Centralized Authorization File Number. This number is used for third-party authorization with the IRS on Forms 2848 and 8821. Enter a preparer's CAF Number at Setup > Preparers and Users> Power of Attorney Information section.

The Power of Attorney Information section of Setup > Preparers

The IRS provides more detailed information.