SD SB159

Sets 18 as the default minimum marriage age in South Dakota, with exceptions for minors aged 16-17

Minors aged 16-17 may marry only with a circuit court order finding the marriage voluntary and in the minor's best interest, plus notarized parental or guardian consent

Prohibits marriage licenses when the age difference between applicants exceeds four years

Requires courts to conduct in-person hearings with private meetings with each applicant, with written findings on safety, maturity, welfare, and absence of coercion

Imposes a 30-day waiting period after judicial approval before a license may be issued, and makes solemnizing non-compliant marriages a Class 1 misdemeanor