Incentives
Incentives for commercial storage
Eligibility is assessed under the rules in force at installation. Principal Energy does not provide tax or financial advice.
A system at this scale is normally a depreciating asset rather than an immediate deduction, and the treatment depends on your circumstances. Your accountant is the right person to confirm it.
NSW · from 1 September 2026OPEN NOW
Peak Demand Reduction Scheme
20–40% off
BESS5
200 kWh – 30 MWh (incentive on first 10 MWh)
Roughly 20–30% off a battery-only install, or 30–40% when paired with new solar. A single 233 kWh TIANWU unit sits inside BESS5. Batteries have to be internet-connectable and DRA-controllable, which the WHES units are. Three new battery activities commence on 1 September 2026 under the current PDRS Rule.
- Scheme
- NSW Peak Demand Reduction Scheme, part of the Energy Security Safeguard
- Administrator
- IPART (Scheme Administrator and Regulator); policy and Rule by NSW DCCEEW
- Instrument
- PDRS Rule, updated annually
- Activities
- BESS4 — 20–200 kWh · BESS5 — 200 kWh–30 MWh, incentive on the first 10 MWh
- Commences
- 1 September 2026
- Certificate
- Peak Reduction Certificate (PRC) = 0.1 kW of peak reduction capacity
- Peak window
- 2:30pm–8:30pm, 1 November – 31 March
- Conditions
- Battery must be internet-connectable and DRA-controllable
Federal · from 1 October 2026OPENS SOON
SRES expansion
100 kW → 1 MW
Solar PV eligibility lifts from 100 kW to 1 MW, so mid-scale commercial, industrial and agricultural rooftops can create small-scale technology certificates instead of large-scale generation certificates. Announced 5 August 2026, intended to apply to systems installed from 1 October 2026, subject to regulations being in place.
- Scheme
- Small-scale Renewable Energy Scheme (SRES)
- Administrator
- Clean Energy Regulator, under the Renewable Energy (Electricity) Act 2000
- Change
- Solar PV eligibility 100 kW → 1 MW; STCs instead of LGCs
- Announced
- 5 August 2026, Minister for Climate Change and Energy
- Applies from
- 1 October 2026, subject to regulations being in place
- Applies to
- Solar PV generation capacity, not battery storage
- Scheme end
- No new certificates after 31 December 2030
Closed windows
Kept here because installations completed inside these windows may still be affected. They are not available now.
Eligibility check
Send the site details and we will confirm which schemes it qualifies under, and at what capacity band.
