ASPs and contractors

Network design


Ausgrid workers

An Accredited Service Provider Level 3 (ASP/3) who is authorised, or their authorised employee, can design electrical reticulation systems to be constructed as contestable works, including distribution and sub-transmission network assets, underground or overhead mains, apparatus and substations.



Design information 

The following design information documents enable Ausgrid Authorised Designers to prepare and submit contestable designs to Ausgrid for certification.

ASP3 Seminars

June 2019 Seminar Presentation
Dec 2018 Seminar Presentation
Dec 2020 Seminar Presentation 

Contestable connection process

Contestable connections and relocation projects follow a process shown in this one page flowchart. This process is relevant for connections up to 11kV, including street lighting and the majority of asset relocations. 

If you require further information, please contact: or phone on 02 4399 8099.