Most states make it difficult for traditional-age undergraduates to change from non-resident to resident status for tuition purposes. In most cases, traditional-age undergraduates’ residency follows that of their parents. Utah may be an exception.
Some states to allow students who graduate high school in their state after a sufficient number of years of residency or attendance before then to claim resident status for tuition purposes even if their parents move out of state, which would ordinarily lose resident status.