You need to check the state specific laws in the state you want in state tuition for. The state might use federal tax filings as an indicator of your state of residence (ie what state the person claimed you as a dependent was from). Contact the particular institution you want to attend and see what you need to do to become a resident of that state for tuition purposes.
This answer is based on general legal principles only and is not intended to provide specific legal advice. This answer is for informational purposes only and does not constitute the formation of a lawyer-client relationship. Any reader of this answer should not make decisions based upon in without first directly consulting with an attorney