revise residency requirements for the purposes of voter registration.

Updated the definition of 'resident' in § 12-1-4 to clarify that an individual must maintain a fixed permanent dwelling and return for at least thirty consecutive days, while also specifying that residence is lost only when moving to another state with intent to make it a permanent home.

Revised § 12-4-1 to require individuals to maintain residence in South Dakota for at least thirty days prior to submitting a voter registration form, with explicit reference to the updated residency definition.

Updated § 12-4-1.2 to clarify that voter registration forms must include certification that the applicant is a resident of South Dakota, alongside other eligibility criteria such as citizenship, age, mental competency, and felony conviction status.

Added new exceptions for individuals absent due to state or federal business, military service, or employment who intend to return to their South Dakota residence.

Added protections for spouses of military personnel and family members accompanying those on temporary assignments.

Added provisions for full-time postsecondary students who previously resided in South Dakota to maintain their residency status.

Added protections for patients in state veterans' hospitals, veterans' administration employees, and those living on restricted military reservations.

Added provision that individuals whose residences are destroyed by fire or natural disaster maintain residency if they intend to return.

Clarified and updated language in the definition of 'residence' to use consistent terminology ('individual' instead of 'person') throughout the statute.

Added specific criteria for when an individual loses South Dakota residency, including registering to vote elsewhere or accepting driver's licenses from other jurisdictions.