Electronic and Postal Communications (Radio communications and Frequency Spectrum) G.N. No. 424 (contd) changes in technologies and services in the use of the spectrum. (3) Any frequency licensee may be displaced or moved from one part of the spectrum currently assigned to another within the same or different band as the Authority may deem fit. Sharing of frequency 29. The Authority may, in the interest of frequency spectrum economy or for any other reason, require a frequency user licence to share a frequency with other users, subject to terms and conditions which the Authority may impose provided that the sharing of the frequency does not prejudice the frequency user who was first licensed to use the frequency spectrum. Review of parameters to be used by different services 30. The Authority may from time to time review and publish Rules specifying technical parameters and conditions for devices operating in different frequency bands. Localised radio communication licence 31. (1) The Authority may grant a licence for a localised radio communications station to use the following equipment(a) remote control devices; (b) (c) (d) (e) (f) local area paging devices; wireless microphones; telemetry or alarm systems or both; low range cordless telephones; or Industrial Scientific and Medical (ISM) band equipment; (g) any other radio-communication equipment as may be authorised by the Authority from time to time. (2) Radio frequency allocated to any localized radio communications device may be shared by other users. (3) Where radio frequencies are allocated for localized radio devices, the Authority shall not be responsible or liable for any interference. 139