Minn. Stat. § 325E.29: MESSAGE REQUIREMENTS.

Where the message is immediately preceded by a live operator, the operator must, at the outset of the message, disclose:

(1) the name of the business, firm, organization, association, partnership, or entity for which the message is being made;

(2) the purpose of the message;

(3) the identity or kinds of goods or services the message is promoting; and

(4) if applicable, the fact that the message intends to solicit payment or commitment of funds.