On Tax Preparer profile info , what is a CAF#?
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Central Authorization File number (....I think). You get it from the IRS (so, if you don't know what it is, I suspect you don't have one).
https://www.irs.gov/businesses/small-businesses-self-employed/what-is-a-caf-number
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https://www.irs.gov/businesses/small-businesses-self-employed/the-centralized-authorization-file-caf...
