Tax return preparers who prepare all, or substantially all, of a federal tax return for compensation are subject to certain requirements including registration in the IRS PTIN Requirements for Tax Return Preparers webpage.
The Preparer Tax Identification Number (PTIN) is mandatory for all paid preparers since January 1, 2011. Tax preparers must pay a fee to renew or get a PTIN. This fee is non-refundable.
To verify your PTIN in TaxAct: