A sale or purchase of alcoholic liquor made in a state liquor store and by all types of licensees shall be for cash only, except for the following:

    (a) A customer's charge account with a specially designated merchant who is not a holder of a license authorizing sale of alcoholic liquor for consumption on the premises.

    (b) A sale to a bona fide registered guest of a class B hotel or class A hotel, if the extension of credit does not exceed 30 days.

    (c) A sale to an industrial account if the extension of credit does not exceed 30 days.

    (d) A sale to a person holding an authorized credit card from a credit card agency.

    (e) A sale to a professional account, or an industrial account of class C licensee or a tavern, whose major business is food, if the extension of credit does not exceed 30 days.

    (f) A sale by a private club to a bona fide member.