California e file authorization form 2026

1. Click ‘Get Form’ to open the California e-file authorization form in the editor.
2. Begin by entering your name and Social Security Number (SSN) or Individual Taxpayer Identification Number (ITIN) in the designated fields.
3. Next, input your spouse’s or Registered Domestic Partner’s (RDP’s) name and SSN or ITIN if applicable.
4. In Part I, provide whole dollar amounts for your California Adjusted Gross Income, any amount you owe, and any refund or no amount due as instructed.
5. Proceed to Part II where you will declare and authorize your electronic return originator (ERO). Ensure all information matches your tax return.
6. Select how you will enter your Personal Identification Number (PIN) for signature purposes. Sign and date the form accordingly.
7. If using the Practitioner PIN method, complete Part III with the ERO's EFIN/PIN and signature before submitting.

Start filling out your California e-file authorization form today for free on our platform!