On licensing, nothing changes from Sydney. Electrical wiring needs a Building Commission NSW contractor licence, your website counts as advertising and carries the licence details NSW Fair Trading lists, and tested work ends with a CCEW lodged on eCert. Our Sydney electricians page covers each of those; here we stick to what's different about the Coast.
The Central Coast is on Ausgrid's network, the same one that serves Sydney and the Hunter, so Level 2 workers here are authorised by Ausgrid under the NSW ASP scheme. When an Ausgrid inspection finds electrical or service installation work that doesn't comply with the AS/NZS 3000 wiring rules, the owner receives a defect notice. Ausgrid's examples include incorrect, faulty or deteriorated wiring, recent alterations that weren't installed correctly, and branches growing too close to the wires on the property. The owner must engage the original licensed contractor or ASP, or a Level 2 ASP if the original can't be reached, and a defect not repaired within 21 days of notification can lead to the supply being disconnected. An owner holding one of those notices wants to see quickly that you do this work.
Private poles and overhead lines are the other Ausgrid matter that lands on owners. Property owners are responsible for the electrical assets beyond Ausgrid's connection point, and for vegetation whose trunk is within their boundary, and Ausgrid is required to patrol private poles and overhead lines in bushfire-prone areas each year. When a patrol finds a defect, Ausgrid can issue the owner a defect notice, the owner has to arrange and pay for the repair, and Ausgrid's page points to its list of ASP/2 contractors for pole and wire work. If you hold that accreditation, a page explaining what you inspect, replace and trim back is written for exactly those owners.
Central Coast Council was formed on 12 May 2016 from Gosford City and Wyong Shire. It covers 1,681 square kilometres taking in Brisbane Water, Tuggerah Lakes and the southern end of Lake Macquarie, and the NSW regional plan treats Gosford as the regional capital and Tuggerah as a regional city. In the north, Council's Greater Warnervale Structure Plan, since endorsed by the state planning department, provides for the area to grow from about 20,000 to about 57,000 people over 20 years, and every new home there needs a connection, and later perhaps solar or an EV charger.
We're an Adelaide team and work with Coast businesses by phone and email. One of our NSW clients, Phoenix Housekeeping, covers the Central Coast along with Lake Macquarie and Cessnock, and its site has suburb pages across that whole area. We haven't built an electrician's site yet. You send your licence and ASP details, the towns you cover and a few photos, we send a draft link, and you pay once you approve it.