Blog > Deeming period for STC


If a Solar PV system is commissioned in 2017 the deeming period is 14 years for STC. (2018 = 13 years etc.)

You can always CHECK HERE for the upto date information.

For systems we commission 2016 the period is 15 years. So we calculate in the following way: kW x 1.382 x 15 years = Volume of STC


What’s great about the feed-in tariff is that I can now go on holiday and my roof is still earning for me!

Solar power had been very expensive until the government more

Fraser, Balmain