Do more with Tax Pro Account: Link Your Business CAF

IRS Videos
IRS Videos
Oct 2, 2026

Tax professionals: There are many benefits to linking a Centralized Authorization File number to your IRS Tax Pro Account. Find out how easy it is to manage your clients’ accounts and authorizations all in one spot.

Go to https://www.IRS.gov/TaxProAccount

To register a designated official from your firm, use Business Tax Account: https://www.irs.gov/businesses/business-tax-account