17/11/2023 - The STC Deeming Period will decline again from 1 January 2024. The deeming period will reduce from 8 years to 7 years for all installs done in 2024. The deeming period will reduce by one for each year after this.

Read more: STC Deeming Period for PV & SHW Declines from 1 January 2024

12/07/2023 - The Clean Energy Regulator (CER) would like to remind all accredited installers and agents they are required to collect on-site evidence as part of their compliance paperwork. This is relevant for all solar photovoltaic (PV) installations claiming small-scale technology certificates (STCs).

Read more: Accredited installer on-site attendance requirements

09/06/2023 - The plumbing standards for water heaters AS/NZS 3500.4:2021 clauses 8.2.1 and 8.22 requires insulation for all inlet and outlet pipework. Clause 5.11 requires PTR valve to be fitted with drain line with continous fall

Read more: Insulation and PTR requirements for water heater pipework

06/02/2023 - The Clean Energy Regulator (CER) has released STP percentage for 2023 at 16.29% which equates to approx 28.5 million STCs (after adjustment for 2022) for the year.

Read more: STP Percentage Released for 2023 (STC Target)

15/11/2022 - The Clean Energy Regulator (CER) requires serials for PV modules and inverters to be scanned from the barcode on the panel and inverter and not from the packaging or pallet sheet.

Read more: Are you scanning panel and inverter serial numbers correctly when claiming STCs?

15/11/2022 - The STC Deeming Period will decline again from 1 January 2023. The deeming period will reduce from 9 years to 8 years for all installs done in 2023. The deeming period will reduce by one for each year after this.

Read more: STC Deeming Period for PV & SHW Declines from 1 January 2023

19/08/2022 - The Clean Energy Regulator (CER) reminds agents, retailers, and installers of the requirement to supply accurate inverter serial number information when completing small-scale technology certificate (STC) applications..

Read more: Are you entering inverter serial numbers correctly when claiming STCs?

01/06/2022 - The Clean Energy Regulator (CER) has released scenarios and eligibility framework for small scale PV and SHW systems effective from 1 April 2022.

Read more: Small Scale System Eligibility Scenarios - Effective 01/04/2022