Current declarations



Declared service

Pursuant to section 152ALA(4) of the Competition and Consumer Act 2010 (the Act), the Australian Competition and Consumer Commission extended the expiry date for the Line Sharing Service (LSS) declaration to 30 June 2024.

Note: the previous expiry date was 31 July 2019.

Following a public inquiry in 2023-24, the ACCC will allow the declaration of the Line Sharing Service to expire on 30 June 2024. Further information on the inquiry can be found here: Public inquiry into the declaration of the domestic transmission capacity service, fixed line services and domestic mobile terminating access service.

Service description

The Line Sharing Service is the use of the non-voiceband frequency spectrum of unconditioned communications wire (over which wire an underlying voiceband PSTN service is operating) between the boundary of a telecommunications network at an end-user’s premises and a point on a telecommunications network that is a potential point of interconnection located at, or associated with, a customer access module and located on the end-user side of the customer access module.


Where words or phrases used in this declaration are defined in the Act or the Telecommunications Act 1997, they have the same meaning given in the relevant Act.

boundary of a telecommunications network is the point ascertained in accordance with section 22 of the Telecommunications Act 1997;

communications wire is a copper or aluminium based wire forming part of a public switched telephone network;

customer access module is a device that provides ring tone, ring current and battery feed to customers’ equipment. Examples are Remote Subscriber Stages, Remote Subscriber Units, Integrated Remote Integrated Multiplexers, Non-integrated Remote Integrated Multiplexers and the customer line module of a Local Switch;

public switched telephone network is a telephone network accessible by the public providing switching and transmission facilities utilising analogue and digital technologies;

voiceband PSTN service is a service provided by use of a public switched telephone network and delivered by means of the voiceband portion of the frequency spectrum available over a metallic line.