Communications and Multimedia 27 “public utility” means a body that provides to the public— (a) reticulated products or services, such as electricity, gas, water, sewerage or drainage; (b) telecommunications services; (c) transport services; or (d) a product or service of a kind that is similar to a product or service covered by paragraph (a), (b) or (c); “register” means any one of the registers established or maintained by the Commission for the purposes of this Act; “register of opinions” means the register of opinions maintained under section 97 or 210, or any other relevant section; “required applications service” means an applications service which is in a list determined by the Minister under section 192; “spectrum” means the continuous range of electromagnetic wave frequencies up to and including a frequency of 420 terahertz; “spectrum assignment” means the assignment issued under section 159; “spectrum plan” means the spectrum plan developed under section 172; “technical code” means a voluntary industry code prepared under Chapter 3 of Part VII; “technical standards forum” means a forum designated under section 184; “transmit” or “transmission” means to cause any emission of unguided electromagnetic energy in any part of the spectrum; “voluntary industry code” means a voluntary industry code prepared under Chapter 9 of Part V.