1. Short title This Act may be cited as the Protect American Power Infrastructure Act . 2. Securing the bulk-power system (a) Definitions In this section: (1) Bulk-power system (A) In general The term bulk-power system has the meaning given the term in section 215(a) of the Federal Power Act ( 16 U.S.C. 824o(a) ). (B) Inclusion The term bulk-power system includes transmission lines rated at 69,000 volts (69 kV) or higher. (2) Covered equipment The term covered equipment means items used in bulk-power system substations, control rooms, or power generating stations, including— (A) (i) power transformers with a low-side voltage rating of 69,000 volts (69 kV) or higher; and (ii) associated control and protection systems, such as load tap changers, cooling systems, and sudden pressure relays; (B) (i) generator step-up (GSU) transformers with a high-side voltage rating of 69,000 volts (69 kV) or higher; and (ii) associated control and protection systems, such as load tap changers, cooling systems, and sudden pressure relays; (C) circuit breakers operating at 69,000 volts (69 kV) or higher; (D) reactive power equipment rated at 69,000 volts (69 kV) or higher; and (E) microprocessing software and firmware that— (i) is installed in any equipment described in subparagraphs (A) through (D); or (ii) is used in the operation of any of the items described in those subparagraphs. (3) Critical defense facility (A) In general The term critical defense facility means a facility that— (i) is critical to the defense of the United States