The minor may be penalized with a jail sentence of up to thirty days for his second offence. A jail sentence of up to sixty days is possible for third offence. Under MCL 436, a minor is someone who is under twenty one years old. Such minors may not purchase, consume or be in possession of any alcoholic liquor. Possession of alcoholic drinks can be actual or constructive. It is actual when you have direct physical control over it and it is constructive when you know where it is and you have reasonable access to it.