; (B) any transmitting device, tower, or support structure, and any equipment, switches, wiring, cabling, power sources, shelters, or cabinets, associated with the provision of communications services; and (C) any antenna or apparatus that— (i) is designed for the purpose of emitting radio frequency; (ii) is designed to be operated, or is operating, from a fixed location; and (iii) is added to a tower, building, or other structure. (4) Communications service The term communications service means a service for the transmission of writing, signs, signals, data, images, pictures, or sounds of all kinds. (5) Covered asset The term covered asset means, with respect to an agency, any Federal real property (as defined in section 2(a) of Executive Order 13327 (69 Fed. Reg. 5895)) under the custody and control of such agency— (A) (i) on which a broadband communications facility could be constructed; or (ii) that could otherwise be made available to an entity that— (I) constructs or operates broadband communications facilities for use in connection with such construction or operation; or (II) provides broadband communications service for use in connection with such provision; and (B) that is suitable for the deployment, or use in connection with the deployment, of broad­band communications facilities or broad­band communications services. (6) Executive agency The term Executive agency has the meaning given such term in section 105 of title 5, United States Code.