Tex. Parks and Wildlife Code § 12.201

The department may accept and deposit in a special fund outside the state treasury, called the operation game thief fund, donations from any person made for purposes of this subchapter. Funds deposited in the operation game thief fund may be used only for the maintenance of that fund, promotion of the operation game thief program through advertisement and marketing, the development, acquisition, and implementation of technological advancements to facilitate the apprehension and prosecution of persons who violate laws of this state intended to protect the state's natural or cultural resources or the public safety of persons using those natural or cultural resources, and payment of rewards and death benefits authorized by this subchapter. The Operation Game Thief Committee shall adopt rules for the implementation of the operation game thief program and maintenance of the operation game thief fund.