§  25.21 Responsibility for operation by minors.  1. No owner or other
  person in possession of any  snowmobile  shall  authorize  or  knowingly
  permit  any  person  under  eighteen  years  of  age  to  operate such a
  snowmobile in violation of any provision of this article, the rules  and
  regulations  of  the commissioner, or the provisions of any local law or
  ordinance.
    2. No parent or guardian shall authorize or knowingly  permit  his  or
  her  child  or  ward,  if  under  eighteen  years  of  age, to operate a
  snowmobile in violation of any provision of this article, the  rules  or
  regulations  of  the  office,  or  the  provisions  of  any local law or
  ordinance.