In some state, such as NSW some landlords pay up to $270 to get a phone/ADSL service connected, from my personal experience happened to me when I moved into a place in NSW with no internet/phone, I just ended up paying the gap.   There should only be one cost, NBN cannot directly bill you for services unless it is a wholesale service, they are wholesalers, not providers, TPG should just pass through the cost if generated. ... View more