Solar Feed-in Tariffs in South Australia: A Comprehensive Guide

Solar Feed-in Tariffs in South Australia: A Comprehensive Guide

Solar Feed-in Tariffs in South Australia: A Comprehensive Guide

The solar energy industry in South Australia has seen significant growth in recent years, largely due to government incentives and increasing awareness of the environmental benefits of renewable energy sources. One such incentive is the Solar Feed-in Tariff (FiT), which has played a crucial role in boosting solar adoption across the state. In this article, we will discuss the Solar Feed-in Tariffs in South Australia, along with their importance and impact on the solar industry.

What are Solar Feed-in Tariffs?

Solar Feed-in Tariffs are payments made to households and businesses that generate excess solar power through their rooftop solar panels and feed it back into the electricity grid. These tariffs encourage the adoption of solar technology by providing financial incentives for generating and exporting clean energy.

In South Australia, the Solar Feed-in Tariff scheme has undergone several changes since its introduction in 2008. The current FiT rates are set by the Essential Services Commission of South Australia (ESCOSA) and vary depending on the retailer and the date of installation [1].

Different Feed-in Tariff Rates in South Australia

1. Legacy FiTs (44c per kWh)

The initial Solar Feed-in Tariff introduced in 2008 offered a generous 44 cents per kilowatt-hour (kWh) for excess solar power exported to the grid. This rate was guaranteed for 20 years from the date of installation [2]. However, the 44c rate is no longer available, as it was replaced by lower rates to reduce the financial burden on taxpayers and electricity consumers.

2. Transitional FiTs (16c per kWh)

In 2011, the South Australian Government introduced a transitional FiT rate of 16 cents per kWh, which was guaranteed for five years from the date of installation [3]. This rate was available to customers who installed solar panels between 1 October 2011 and 30 September 2013.

3. Current FiTs (Variable)

The current Solar Feed-in Tariffs in South Australia are set by electricity retailers and are typically between 6 and 12 cents per kWh [4]. These rates are not fixed and can change depending on market conditions and retailer offers.

The Impact of Solar Feed-in Tariffs in South Australia

The Solar Feed-in Tariff scheme has had a significant impact on the solar industry in South Australia. The following are some key highlights:

  • Increased solar adoption: The generous FiT rates offered in the early years of the scheme have led to a rapid increase in solar installations across the state. As of June 2021, over 287,000 households in South Australia have installed solar panels, with a total capacity of more than 1,467 MW [5].
  • Reduced greenhouse gas emissions: The widespread adoption of solar energy has led to a significant reduction in greenhouse gas emissions in the state. According to the Clean Energy Council, South Australia's renewable energy sources, including solar, have displaced over 3.7 million tonnes of CO2 emissions per year [6].
  • Lower electricity prices: Increased solar generation has contributed to lower wholesale electricity prices in South Australia. A report by the Australian Energy Market Operator (AEMO) found that the state's wholesale electricity prices have decreased by 48% between 2018 and 2020 due to increased renewable energy generation [7].
  • Job creation: The growth of the solar industry has created numerous job opportunities in South Australia. The Clean Energy Council estimates that the renewable energy sector, including solar, has generated over 6,500 direct jobs in the state [8].

In conclusion, Solar Feed-in Tariffs have played a vital role in driving the adoption of solar energy in South Australia. Despite the reduction in FiT rates over the years, the benefits of solar power, such as lower electricity bills and reduced greenhouse gas emissions, continue to encourage more households and businesses to install solar panels. As the solar industry continues to grow, South Australia is poised to further cement its position as a leader in renewable energy.


  • [3] Ibid. 
  • [4] ESCOSA. (n.d.). Solar feed-in tariffs. 
  • [8] Clean Energy Council. (n.d.). South Australia. 

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