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The 2023 Form 8879 California e-file Signature Authorization for Individuals is a crucial document that allows taxpayers in California to authorize the electronic filing of their tax return. It serves as a declaration under penalty of perjury that the taxpayer has reviewed their tax return and consents to its submission. The form enables taxpayers to use a Personal Identification Number (PIN) as a form of digital signature, thus streamlining the e-filing process and eliminating the need for a physical signature.
To use Form 8879 effectively, taxpayers must complete the document in collaboration with their ERO. The ERO is responsible for inputting the correct tax return data and ensuring that the taxpayer receives a copy of the completed form. Once the form is signed, the ERO can proceed with e-filing the tax return on behalf of the taxpayer. This usage method merely simplifies the process of managing tax documents electronically while adhering to necessary legal protocols.
This form is primarily used by California residents who file their taxes electronically. It is particularly beneficial for individuals who prefer the convenience of e-filing over paper filing. Taxpayers with simple to complex tax situations, such as those who are self-employed, retired, or have additional income streams, can utilize this form to expedite their tax filing process.


The form is legally binding and carries the same weight as a physical signature on a paper tax return. The taxpayer’s use of a PIN as an electronic signature fulfills the requirements set forth by the IRS for electronic submissions. This method complies with the Electronic Signatures in Global and National Commerce (ESIGN) Act, ensuring that digital signatures are legally recognized.
According to IRS guidelines, Form 8879 must be retained by the ERO for a period of three years but should not be sent to the IRS unless specifically requested. Taxpayers should ensure that they fully understand and agree with the tax return numbers before signing the form, as any discrepancies remain their responsibility, not the ERO’s.
Form 8879 typically follows the usual tax filing deadlines. For 2023, the federal tax deadline is April 18, due to Emancipation Day being observed in Washington, D.C. However, California residents should verify whether there are state-specific extensions or requirements. Late submissions could result in penalties and interest charges, so adhering to these deadlines is crucial for a smooth filing process.
Form 8879 is issued by the IRS and can be accessed through various means, including tax preparation software, tax professionals, or directly from the IRS website. For the most accurate and updated version, taxpayers should refer to the IRS source directly or seek assistance from their ERO.
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| Versions | Form popularity | Fillable & printable |
|---|---|---|
| 2024 | 4.2 Satisfied (21 Votes) | |
| 2023 | 4.4 Satisfied (50 Votes) | |
| 2022 | 4.7 Satisfied (35 Votes) | |
| 2021 | 4.8 Satisfied (216 Votes) | |
| 2020 | 4.4 Satisfied (101 Votes) | |
| 2019 | 4.4 Satisfied (169 Votes) | |
| 2018 | 4.3 Satisfied (129 Votes) | |
| 2017 | 4.4 Satisfied (129 Votes) | |
| 2012 | 4.3 Satisfied (194 Votes) |
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DO NOT MAIL THIS FORM TO THE FTB. TAXABLE YEAR. 2023 California e-file Signature Authorization for Individuals. FORM. 8879. Your name. Your SSN or ITIN.Read more