In this chapter:

1. (1) "Battery energy storage facility" includes:

   1. (A) a battery energy storage resource; and
   2. (B) any facility or equipment necessary to support the operation of the battery energy storage resource, other than a facility or equipment owned by an electric utility, as defined by Section 31.002.
2. (2) "Battery energy storage resource" means an electrochemical device, whether connected at the transmission or distribution level, that charges from the grid or a co-located generation resource and discharges that energy at a later time.
3. (3) "Battery operator" means an electric cooperative, an electric utility, a power generation company, a self-generator, or another person that owns or operates a battery energy storage facility.
4. (4) "Commissioner" means the commissioner of insurance.
5. (5) "Electric cooperative" and "municipally owned utility" have the meanings assigned by Section 11.003.
6. (6) "Electric utility" and "power generation company" have the meanings assigned by Section 31.002.

Added by Acts 2025, 89th Leg., R.S., Ch. 641 (H.B. 3824), Sec. 1, eff. September 1, 2025.