Minn. Stat. § 48.30

Any deposit made in the name of a minor, shall be held for the exclusive right and benefit of the minor, free from the control or lien of all other persons, except creditors, and, together with the dividends or interest thereon, shall be paid to the minor, and the minor's receipt, check, or acquittance in any form shall be a sufficient release and discharge of the depository for the deposit, or any part thereof, until a conservator or guardian appointed for the minor shall have delivered a certificate of appointment to the depository.