Tex. Alcoholic Beverage Code § 102.04

(a) This section applies to any person who has an interest in the business of a distiller-rectifier, wholesaler, class B wholesaler, winery, or local distributor's permittee. This section also applies to the agent, servant, or employee of a person who has an interest in one of those businesses.

(b) Except as permitted in Section 23.01 of this code, no person to whom this section applies may:

(1) have a direct or indirect interest in the business, premises, equipment, or fixtures of a mixed beverage establishment;

(2) furnish or lend any money, service, or other thing of value to a mixed beverage permittee or guarantee the fulfillment of a financial obligation of a mixed beverage permittee;

(3) enter or offer to enter into an agreement, condition, or system which in effect amounts to the shipment and delivery of alcoholic beverages on consignment;

(4) furnish, rent, lend, or sell to a mixed beverage permittee any equipment, fixtures, or supplies used in the selling or dispensing of alcoholic beverages;

(5) pay or make an allowance to a mixed beverage permittee for a special advertising or distributing service, or allow the permittee an excessive discount;

(6) offer to a mixed beverage permittee a prize, premium, or other inducement, except as permitted by Section 102.07(b) of this code; or

(7) advertise in the convention program or sponsor a function at a meeting or convention or a trade association of holders of mixed beverage permits, unless the trade association was incorporated before 1950.