Yes, you can e-file Form 593 using TurboTax. You just have to fill out the worksheets in TurboTax and the California state return, and then the form will become part of the e-file record. And also you will need to be sure to enter the tax withheld in the federal return.
Please see the following for more information:
https://ttlc.intuit.com/replies/4544252
