Texas Business Organizations Code
Title 1. General Provisions - Chapter 2. Purposes and Power of Domestic Entity - Subchapter A. Purposes of Domestic Entity - § 2.007. Additional Prohibited Activities of For-profit Corporation
A for-profit corporation may not:
(1) operate a cooperative association, limited cooperative association, or labor union;
(2) transact a combination of the businesses of:
(A) raising cattle and owning land for the raising of cattle, other than operating and owning feedlots and feeding cattle; and
(B) operating stockyards and slaughtering, refrigerating, canning, curing, or packing meat;
(3) engage in a combination of:
(A) the petroleum oil producing business in this state; and
(B) the oil pipeline business in this state other than through stock ownership in a for-profit corporation engaged in the oil pipeline business and other than the ownership or operation of private pipelines in and about the corporation's refineries, fields, or stations; or
(4) engage in a business or activity that may not be engaged in by a for-profit corporation without first obtaining a license under the laws of this state and a license to engage in that business or activity cannot lawfully be granted to the corporation
It's the law, so I guess its fair game, but Jeesh!