Tex. Transportation Code § 504.156

A digital license plate provider with whom the department contracts under Section 504.154:

(1) shall maintain an inventory of the digital license plates issued by the provider in this state;

(2) shall make available a digital version of each specialty license plate authorized by this chapter, other than personalized license plates authorized for marketing and sale under Subchapter J, provided that:

(A) each issuance of a specialty license plate with restricted distribution, including a license plate authorized under Subchapter C, D, E, or F, must be approved by the department; and

(B) the provider shall remit to the department in the manner prescribed by the department all money:

(i) payable to the department; or

(ii) required to be used or deposited in the manner prescribed by the law establishing the license plate;

(3) may contract with the private vendor under Subchapter J to make available a digital version of a personalized license plate authorized for marketing and sale under that subchapter, provided that the contract shall conform with any applicable requirements of Subchapter J and the terms of the private vendor's contract with the department;

(4) shall, if a digital license plate displays a registration insignia as authorized by a rule adopted under Section 504.154(d)(1), promptly update the display of the registration insignia to reflect the current registration period for the vehicle and, on request of the department, suspend the display of the registration insignia or indicate on the license plate that the registration insignia for the vehicle is expired;

(5) may provide any service related to the issuance of a digital license plate that is authorized by board rule, including the sale, lease, and installation of and customer service for a digital license plate; and

(6) may charge a fee, payable in installments, for the issuance of a digital license plate or any additional services provided by the provider for that license plate.