Some forms aren't available to be e-filed yet. This could be because the state hasn't released the form to be electronically filed. Once they do release it, it might take a few days for TurboTax to integrate it into the system.
Go to the link below and then on the blue "This Tool" link, and locate your state for when a specific return or Form will be available to be filed:
When will my individual tax forms be available in TurboTax?
