The scheme sits within the Small-scale Renewable Energy Scheme (SRES), administered by the Clean Energy Regulator (CER), and has operated since 2011 as part of Australia’s broader Renewable Energy Target. Frequently asked questions about STC value in AustraliaWhat is the current STC value in Australia? Your total STC value depends on how many certificates your system earns, based on its size, zone and deeming period. The Small-scale Renewable Energy Scheme is legislated to wind down to zero by the end of 2030. Use Energy Matters’ easy-to-use solar power and battery storage calculator to determine the size of your solar system with storage!