Unlike IRS Form 4868, which applies to all taxpayers throughout the country, you must file the correct state-specific form to obtain the extension. TurboTax also offers TurboTax Easy Extension, an online tool that allows you to file extensions for both your federal and state tax returns, This TurboTax link https://How to File for an Extension of State Taxes has information to assist you in filing an extension to file for your state tax return.