Tex. Fin. Code § 342.008

A person who is a party to a deferred presentment transaction may not evade the application of this subtitle or a rule adopted under this subchapter by use of any device, subterfuge, or pretense. Characterization of a required fee as a purchase of a good or service in connection with a deferred presentment transaction is a device, subterfuge, or pretense for the purposes of this section.