It's probably because the state forms are not yet ready. The IRS doesn't officially open filing season until January 27. State forms are usually ready some time after that. See the TurboTax FAQ below that explains projected dates for state forms availability.
https://ttlc.intuit.com/community/forms/help/state-forms-availability-table-for-turbotax-individual-...
*Please click the thumbs-up icon if this response was helpful.
**Please click "Mark As Best Answer" if your question has been resolved. Thank you.
*** I am NOT a tax expert. I am a seasoned TurboTax user, and volunteer to provide assistance to TT users. Nothing I post is to be considered TAX ADVICE; I bear no legal liability for responses.***
