If you have to file a state return there is a fee. Please see the FAQ below for more information on the RDP.
How do I prepare my return if I'm in a registered domestic partnership (RDP) or civil union (CU)?
https://ttlc.intuit.com/community/married/help/how-do-i-prepare-my-return-if-i-m-in-a-registered-dom...
There is no fee to e-file a state, but there is a fee to prepare the return. Please visit our website below. Click on the State Additional hyperlink for more information.
https://turbotax.intuit.com/personal-taxes/online/deluxe.jsp
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