8-6 Cap. 173 Telecommunications Rev. 1985 Subsidiary Legislation Joint subscribers 4. At the discretion of the Permanent Secretary, persons occupying accommodation in the same premises, who wish to share the use of a single telephone installation, may enter into a joint agreement for service under the same telephone number at the prescribed charges, in which case each subscriber or any one of the subscribers, at the discretion of the Permanent Secretary, shall be regarded as the subscriber for the purposes of these Regulations: Provided that such joint agreement shall be permissible only— (a) in respect of an installation comprising a single exchange line without a private branch exchange; or ~ . , (b). in réspect of a larger installation for such temporary period as separate installations cannot be provided. (Inserted by Legal Notice 48. of 1972.) Period of agreement. 5. Telephone service at the annual rates specified in, these Regulations shall be for such minimum period as.the Permanent Secretary may determine at the time of application, and shall be continued thereafter until the subscriber gives notice in writing that the service is to be discontinued or until the Permanent Secretary discontinues the service. Permission required for installation of apparatus 6. When the intending subscriber is not the owner of the premises in which he desires a.telephone to be installed he shall obtain the permission of the owner of the premises for the installation and shall indemnify the Permanent Secretary against any claim arising from the work to, be done in connection therewith. 7.—(1) : : y, Rentals. payable monthly - . . The prescribed annual rentals shall be payable monthly in advance to the end of each. month: : : LG Provided that a subscriber who is connected to the telephone service on or after the 15th day of-any month shall not be required to pay rental in respect of that month. (2) Without prejudice to. the. provisions of regulation 8, before being connected to the service every intending subscriber shall pay in advance the first month’s rental for such service and shall in addition, deposit and keep deposited with the Permanent Secretary until the service is discontinued and the subscriber’s final account settled to the satisfaction of the Permanent Secretary a-sum equal to the (prescribed annual rental for the. service,.or.such-sum.as the Permanent Secretary may determine. . : ae (Substituted by Legal Notice 107 of 1977, amended by Legal Notice 49 of 1978.) . Deposits 8. At the: discretion of the’ Permanent’ Sécretary any subscriber may tequired to deposit’ and keep deposited with the Permanent Secretary a sum be not less’ than’ the. average monthly ‘value of the trunk ‘line cails or’ any other supplementary services obtained by the'subscriber, and on default the Permanen t Secretary prepaid. may decline to render any service involving a charge which has not been -