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Market notes for the crews who install
Plain-spoken guides on STCs, VEECs and batteries. What the price is doing, what is changing, and how to get paid faster.
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New solar rules 1 January 2027: what changes for installers
What changes on 1 January 2027 for solar and battery installers: deeming period down to four years, battery factor to 5.7, and the mid-scale expansion. Worked numbers.
Renewable Energy Target 2030 explained: LRET and SRES
What the Renewable Energy Target is, how its two halves work, the 33,000 GWh target, the percentages liable entities face and what replaces it after 2030.
Solar installer demand in 2027: an evidence-based outlook
What the CER projections, deeming schedule and battery program imply for installer demand in 2027, with scenarios and planning advice rather than false precision.
SRES 100 kW to 1 MW Expansion: What It Means
What the SRES expansion to 1 MW means for businesses: bigger upfront discounts, who qualifies, the five-year deeming, existing systems and LGC prices.
LGC price history: from $85 to single digits
A plain history of LGC spot prices: the 2017 to 2018 peak near $85, the 2019 fall, the $40s of 2023 to 2024 and the 2025 to 2026 collapse, with what drove each phase.
What to look for in an STC trader
What to look for in an STC trader: rate lock, payment terms, fees, compliance checks, support and financial standing.
NSW heat pump rebate: what you can actually get
A NSW household replacing a hot water system can get federal STCs and state ESCs as discounts on the quote. How to read the quote and what to ask your installer.
Is solar worth it in Australia in 2026?
A payback check for 2026: a worked 6.6 kW example, the effect of the shrinking STC discount, self-consumption, export rates and when solar does not stack up.
STC process step by step: install to cash in ten steps
The full STC process in ten steps from quote to payment, with the owner of each step, typical timing, the failure point and the cash impact of each delay.
Heat pump hot water STCs explained for plumbers
How STCs for air-source heat pumps work: CER-registered models, climate zones, deeming, what to collect on site, illustrative counts and the VEEC overlap in Victoria.
Is a home battery worth it with the rebate? A decision guide
Who a home battery suits after the Cheaper Home Batteries rebate and who should skip it: five tests, three household types, backup value and red flags in quotes.
How to choose an STC trader: a five-step method
A five-step method for choosing an STC trader: settlement time, rate transparency, fees, contract terms and claim support, with a scoring table and red flags.
Commercial Solar SRES 1 MW Expansion: Installer Guide
Installer guide to mid-scale STCs from 1 October 2026: eligibility checklist, quoting, the gap to late November, evidence for large claims and cash flow.
Small-scale Renewable Energy Scheme wind-down explained
How the SRES winds down to 31 December 2030: the deeming ratchet, the liability percentage, supply risk, the mid-scale extension and what it means for installer revenue.
Home battery payback period in Australia, worked through
How to calculate a home battery payback period in Australia after the STC rebate, with worked low, base and high cases and the effect of VPP credits and 2027 steps.
STCs for farms and rural properties: a practical guide
How STCs work on farms and rural properties: zone ratings, off-grid systems, the 100 kW line and new 1 MW mid-scale rule, GST and ABN, with worked examples.
Battery rebates by state in Australia
A state-by-state guide to battery incentives alongside the federal discount: NSW PDRS, WA, SA, Victoria, Queensland, Tasmania, ACT and NT, and how to check what is open.
How to create ESCs in NSW: a provider's walkthrough
From ACP accreditation to a registered ESC: the steps, the evidence you need per job, the common holdups and what a first-year provider should budget for.
Commercial Solar Rebate in Australia 2026
What commercial solar rebates exist in Australia in 2026: STCs now to 1 MW from 1 October, worked values from 30 kW to 1 MW, LGCs above 1 MW, and state and tax questions.
Battery installer STC cash flow: the cost of waiting
How much working capital battery installers carry while STC discounts clear, with worked numbers at 10, 30 and 60 jobs a month, and practical ways to shrink the float.
LGC price forecast: what drives it to 2030
No one can promise an LGC price, but the drivers are clear: oversupply, the 2030 scheme end, surrender timing and corporate demand. Scenarios for generators and buyers.
Solar rebate 2028, 2029 and 2030: the schedule in numbers
The small-scale solar rebate year by year from 2026 to 2030: deeming steps, STC counts for typical systems in zones 3 and 4, battery factor steps and what stays fixed.
STCs for strata and body corporate solar: a guide
How STCs work for strata and body corporate solar: who owns the system, who assigns the certificates, GST and ABN points, and a worked example for a 30 kW array.
Should you join a VPP for the battery rebate?
You do not have to join a VPP to get the Cheaper Home Batteries discount, but the battery must be capable. What a VPP pays, what it takes, and how to decide.
Commercial Solar PPA Explained for Australian Businesses
How a commercial solar PPA works in Australia: ownership, pricing and escalators, who gets the STCs or LGCs, buy versus PPA numbers and terms to check.
Battery rebate stacking: federal and state schemes
How federal STCs combine with state battery schemes in practice: sequencing, paperwork, who delivers each piece, and what installers should put on the quote.
Choosing a certificate trader: 12 questions
A practical checklist for installers: settlement time, fees, rate lock, pre-checks, audit support and what happens if a certificate is invalidated.
Energy savings certificate NSW explained: ESCs and PRCs
NSW runs two certificate schemes: ESCs for saving energy and PRCs for cutting peak demand. Who creates them, who buys them and how they reach your quote.
Why did VEEC prices rise? Targets, supply and penalties
Why Victorian VEEC prices climbed to a record near $110: targets ahead of creation, a shrinking surplus, the penalty rate and rising delivery costs.
Best solar panels in Australia: how to choose well
What makes a solar panel good for an Australian roof: efficiency, temperature behaviour, warranty, approvals and installer support, and how to weigh them against price.
Selling commercial solar with LGCs: an installer's guide
How to quote commercial solar in 2026: STCs under 100 kW, the new STC route to 1 MW from 1 October, LGCs above it, with worked certificate values and sales traps.
Battery STC claim rejected: common reasons and fixes
Why battery STC claims get queried or rejected, the usual causes under the Cheaper Home Batteries Program, how to fix each one and what a rejection really costs.
How to Sell LGCs From a Commercial Solar System
How to sell LGCs from a commercial solar power station: creating certificates, buyer types, spot vs forward vs bundled deals, fees and numbers at about $8.
Can you stack battery rebates in Australia?
Yes, often. The federal STC discount can sit alongside a VPP sign-up payment and some state schemes. What stacks, what does not, and how to check before you sign.
How to become a solar installer in Australia
The path to solar installer accreditation in Australia: electrical licence, solar training, SAA accreditation, insurance, then getting paid for STCs on your first jobs.
How to claim STCs: creating certificates in the registry
How to claim STCs for a solar job: who can create them, the registered person versus agent choice, the claim fields, evidence, assignment and the 12-month deadline.
Commercial solar STCs: what changed at 100 kW, in dollars
A 99 kW system earns about 684 STCs at a five-year deeming period. From 1 October 2026 a 120 kW system earns STCs too. Here is the money on each side and how to quote it.
Cheaper Home Batteries Program: the 2026 guide
A plain guide to the Cheaper Home Batteries Program: what it pays, who qualifies, the 2026 changes, the January 2027 step, and what installers and households should do.
How to Accredit a Solar Power Station With the CER
Steps to accredit a solar power station with the CER to create LGCs: registered person, application, metering, assessment, and when SRES makes it unnecessary.
CER solar compliance priorities for 2026-27
What the Clean Energy Regulator says it will focus on for rooftop solar in 2026-27, and a practical plan to make your claims, crews and records ready.
How to create LGCs in the REC Registry, step by step
From power station accreditation to creating, transferring and selling LGCs in the REC Registry, with a worked example and the point where mid-scale solar now uses STCs.
Pull-forward demand: December 2026 for solar installers
How the 1 January 2027 deeming and battery factor steps will pull jobs into December 2026, what it does to your calendar, and how to plan crews and cash.
Should you buy a battery before 2027?
The Cheaper Home Batteries discount drops from a 6.8 to a 5.7 factor on 1 January 2027. Worked numbers for 10, 14 and 20 kWh batteries and when waiting makes sense.
VEECs and STCs on the same job: who claims what
Victorian heat pump hot water jobs can create both VEECs and STCs. Who can claim each, how to avoid double-handling, and why one desk for both pays better.
How to sell STCs: four routes and how to choose
Four ways to sell STCs: clearing house, trader or agent, selling direct and holding. Compare price, speed and risk, then follow six steps to sell your first claim.
Battery STC submission checklist for installers
A four-stage checklist for battery STC claims under the Cheaper Home Batteries Program: before the job, on site, at handover and before you lodge.
Battery STC submission guide: what to lodge
A step-by-step guide to lodging a battery STC claim: documents, photos, serial numbers, usable capacity, assignment form and the mistakes that cause rejections.
How to sell LGCs: agents, buyers and contracts
How to sell LGCs once you have created them: spot versus forward, agent versus direct, what contracts look like and how a transfer settles in the REC Registry.
LGC vs STC at 100 kW: The Decision in 2026
How to choose between STCs and LGCs for commercial solar around 100 kW, now that SRES extends to 1 MW from 1 October 2026. Worked 99 kW, 250 kW and break-even numbers.
Best heat pump hot water system in Australia: how to choose
There is no single best heat pump hot water system. Use this specification checklist, sizing guide and incentive check to pick the right one for your home.
CER integrity review of rooftop solar: what changed
The Clean Energy Regulator's integrity review of the rooftop solar sector: its 13 recommendations, the reforms that followed and what they mean for installers today.
Why are LGC prices falling? Seven causes explained
Why LGC prices fell from above $40 to single digits: a fixed target, surplus supply, REGO, the 2030 end date and thin demand. Worked numbers on what a retailer pays.
How battery STCs work for installers
How battery STCs are created, calculated, assigned and sold: the factor, size tiers, the claim steps and the cash-flow gap installers carry between install and payment.
Future of the STC market after 2030 for traders
What happens to STCs after the scheme ends on 31 December 2030: volume decline, the final surrender, batteries, mid-scale solar and what traders should plan for.
How does STC trading work? A claim's journey to cash
Follow one claim through a certificate trader: onboarding, pre-check, rate lock, lodgement, sale to a liable entity and settlement, with timings and where delays hide.
GST and STCs: a scenario guide for installers
Registered or not, household or business customer, rate quoted ex or inc GST: a scenario table for how GST meets STCs, plus the quote and invoice habits that help.
Cheaper Home Batteries Program changes in 2026
The 2026 changes to the Cheaper Home Batteries Program: tiered STC bands from 1 May, a lower factor of 6.8, and the 5.7 step on 1 January 2027, with worked numbers.
STC deeming period 2027: what changes in January
The solar STC deeming period shortens every 1 January as the scheme winds down to 2030. See what that does to certificates per job and how to plan your quotes.
LGC oversupply and 2030: what it means for prices
Why LGC prices have fallen to roughly $6 to $9 in September 2026, how oversupply builds against a flat target.
VEEC price history 2024, 2025 and 2026 compared
A three-year look at the VEEC price: the climb toward a record near $110, the government's response, and the roughly $85 to $95 range of 2026, with job maths.
Battery STC lodgement step by step in the REC Registry
How to lodge battery STCs, from eligibility and evidence to creating certificates in the REC Registry and transferring them for payment. A guide for installers.
How to calculate battery STCs: tiers, factor and examples
Battery STCs depend on usable kWh, a factor of 6.8 at the time of writing, 5.7 from 1 January 2027 and 5.2 from 1 July 2027, applied in three tiers.
How the Cheaper Home Batteries Program works
How the Cheaper Home Batteries Program turns an eligible battery into STCs, how the discount appears on your invoice, and a worked example for a 10 kWh battery.
Federal Budget 2026: Solar and Battery Measures
What the May 2026 federal Budget did and did not change for solar, batteries and certificates: no new rooftop rebates, inspection funding and the dates that still apply.
LGC price forecast 2027: three scenarios, not a number
What could move LGC prices in 2027: oversupply, REGO, voluntary demand, the 2030 end and mid-scale solar moving to STCs. Scenario bands and what they mean for revenue.
Cheaper Home Batteries Program eligibility: who qualifies
Who and what qualifies for the Cheaper Home Batteries Program: battery size, approved products, VPP capability, accredited installers and the one-per-property rule.
Heat pump vs solar hot water: costs, climate and incentives
Heat pump or solar hot water? Compare how each works, where each suits, running costs, the incentives (STCs, VEECs in Victoria) and a simple decision guide.
STC GST treatment for installers: the BAS view
How GST applies when you take an STC assignment as a discount and then sell the certificates. Two taxable supplies, worked numbers and a BAS checklist.
How to start a solar installation business in Australia
The setup sequence for a new solar installer: licences, CEC accreditation, insurance, supply, quoting, certificates and cash flow, in the order to do them.
How to calculate STCs for solar: a four-step method
Calculate solar STCs in four steps: confirm kW, find the zone, apply the deeming year, round down. Includes a spreadsheet formula, worked examples and a checks table.
LGC price history 2020 to 2026: from $40 to single digits
How LGC spot prices moved from the $30 to $50 range of 2020 to 2023, through the 2024 to 2025 slide, to single digits in 2026. Periods, drivers and what a farm earns.
NSW ESS 2026 changes: what installers need to know
The reported 2026 changes to the NSW Energy Savings Scheme: lighting, gas activities, air conditioning, consumer protections, and how to check the rules before you quote.
10 reasons STC claims get rejected, and the fixes
Blurry serials, wrong installation type, CES date mismatches and more. The ten reasons STC claims bounce and how a pre-check desk catches each before lodgement.
Heat Pump STCs: A Guide for Plumbers
A working guide for plumbers claiming STCs on heat pump hot water: eligibility, new versus replacement, zones, paperwork, Victorian VEECs and an on-site checklist.
STC assignment form: fill it in right the first time
A signing-day guide to the STC assignment form: each field, the eight errors that stall claims and a two-minute check to run before the customer leaves.
Is joining a VPP worth it? Costs, credits and trade-offs
When joining a VPP pays for a home battery owner and when it does not: credits against lost self-use, backup reserve, warranty, exit terms and worked numbers.
Solar installer business tips for Australian crews
Practical business tips for solar installers: margin, cash flow, STC discounting, quote discipline, compliance habits and reputation, with worked numbers.
Solar installer insurance guide: what cover you need
A practical guide to insurance for solar and battery installers: public liability, products, tools, vehicles, workers compensation and what to check in the wording.
STC price forecast 2027: scenarios, not predictions
What could move the STC price in 2027: the $40 ceiling, deeming-period cuts, battery supply and retailer demand. Three scenarios with per-job dollar effects.
STC scheme after 2030: what is known and what is not
The Small-scale Renewable Energy Scheme closes 31 December 2030. What happens to existing certificates, solar and batteries, and what a successor might look like.
Improve cash flow as a solar installer: five levers
Five cash flow levers for solar installers, ranked by dollars released, with a worked 20-job example covering STC settlement, deposits, supplier terms and BAS.
Renewable Energy Target wind-down: what ends in 2030
The Renewable Energy Target ends in 2030. What that means for STCs, LGCs and installers: the shrinking deeming period, the final claim date and how to plan.
Solar installer insurance cost in Australia
What solar and battery installers pay for public liability, tools, workers compensation and professional indemnity, what drives premiums and how to cut the bill.
Cheaper Home Batteries Program: installer guide
Eligibility, how the battery STC discount is calculated and steps down every six months to 2030, what to lodge, and the rejections that cost installers time.
What happens to installers when the STC scheme ends
The STC scheme closes on 31 December 2030. What that means for installer revenue, cash flow and product mix, with a 2026 to 2030 revenue model and a transition plan.
Who Owns the STCs? A Guide for Solar Owners
Who owns the STCs on a solar, battery or heat pump job: the system owner, when you assign them to an installer, what to check on the form, and tenant cases.
STC compliance checklist: before you lodge a claim
A pre-lodgement STC compliance checklist in six blocks: installer, product, installation, documents, claim data and timing. Print it and sign off every job.
Best VPP providers in Australia 2026: how to choose
How to compare VPP offers for a home battery in 2026: the three payment models, reported offers from major providers, lock-in terms and a worked comparison.
Why did PRC prices drop in NSW? The real reasons
Why NSW Peak Reduction Certificate prices fell to about $3: the battery incentive leaving the PDRS, the cut to the 2026-27 target and what it means for creators.
How to become a battery installer in Australia
The route from electrical licence to claiming battery STCs: SAA accreditation, AS/NZS 5139, approved products, evidence and the cash-flow side of your first jobs.
VEU compliance for installers: records, audits, conduct
What Victorian Energy Upgrades compliance asks of installers and accredited persons: licences, evidence, records, code of conduct and how audits go.
Common reasons STCs get rejected, by who causes them
STC rejections sorted by source: crew, office, customer, supplier and system. See which habits cause each failure and the owner who should fix it.
Home battery rebate by state: a side-by-side comparison
Compare home battery support across Australia by type of help, funding risk and conditions, with the federal discount as the same baseline in every state.
Solar installer licence in Victoria: Energy Safe Victoria
What a Victorian solar or battery installer needs: ESV licence and contractor registration, Certificate of Electrical Safety, accreditation, Solar Victoria.
Installer Cash Flow Guide for STCs
How STC settlement terms shape installer cash flow: a worked 50-job model, the December and January pinch, battery claims, clawback reserves and a weekly cash routine.
How to become a VEU accredited person
The steps to VEU accreditation: Essential Services Commission process, fit and proper test, competency, fees, records and what you can do once approved.
How long should STC payment take?
The industry norm is five to ten business days. Here is why, and what 24-hour STC settlement does for the cash flow of a crew doing 20 jobs a month.
Solar hot water rebate: what you can still claim
Solar hot water systems still earn federal STCs and may qualify for state incentives. How solar thermal compares with a heat pump, and how to read the quote.
Battery incentive explained: how the discount is built
The federal battery incentive explained from first principles: STCs, usable kWh, the factor, who gets paid, and why the discount shows up on the invoice.
ESC price history in the NSW Energy Savings Scheme
How NSW ESC prices are formed, what moved them in 2025 and 2026, and how to read a price chart without being fooled by method changes and target resets.
STC claim rejected? A 48-hour recovery plan
What to do in the first 48 hours after an STC claim is rejected: read the reason, triage by type, fix the evidence, relodge and protect the 12-month window.
Wait for battery prices to fall or take the rebate now?
A worked comparison of buying a home battery now or waiting, using the verified STC factor steps and stated assumptions, with the break-even fall in battery prices.
How to become a solar retailer in Australia
The steps to sell solar and batteries legally in Australia: business set-up, state licences, accreditation, scheme approvals, insurance and certificate trading.
VEEC price history: from about $30 to a $110 peak
How VEEC prices climbed from around $30 in 2020 to a record near $110, why they eased to the $85 to $95 range, and what drives the next move.
Battery installation photo requirements for STC claims
Photo evidence for home battery STC claims: the 1 March 2026 geotag and label rules, the shot list by stage, and why battery claims fail on evidence more often.
Battery rebate vs VPP: which is better, and why not both
The federal battery rebate and a VPP pay in different ways at different times. A five-year worked comparison shows how they fit together and where VPPs fall short.
Heat pump rebate stack: STCs, VEU and Solar Victoria
How a Victorian heat pump hot water upgrade can combine federal STCs, a VEEC discount and a Solar Victoria rebate, with the order of operations and a worked quote.
How to Switch STC Trader Without Losing a Payment
A practical plan for switching STC traders: what to check in your contract, how to handle claims in flight, a 30-day trial, and the mistakes that leave money stranded.
Energy rebates ending in Australia in 2026: the list
Which Australian energy rebates have closed, are stepping down or have an end date in 2026 and 2027, from state battery loans to the federal battery factor.
Solar panel prices in Australia in 2026: what has changed
A 2026 snapshot of solar pricing: per-watt ranges, the shorter STC deeming period, bundling with batteries, and how to benchmark a quote against the market.
Battery rebate by year to 2030: the factor schedule
The Cheaper Home Batteries factor by period, with STCs and dollar values for 5, 10, 14, 20 and 28 kWh batteries, and what the steps mean for the buyer and the installer.
Solar installation photo checklist: shot list by stage
A stage-by-stage photo checklist for rooftop solar installs: what to shoot at arrival, roof, array, inverter, switchboard and handover, and the fixes for common misses.
STC scam: the red flags and how to check an offer
STCs are a real federal scheme, but sales tactics around them are not always honest. A field guide to the red flags, with the numbers to test any offer.
VEEC trading for installers: pricing jobs and cash flow
An installer's guide to VEECs: how to price a Victorian job, fund the wait for payment, protect margin from price swings and keep claims audit-ready.
Solar installer cash flow problems and how to fix them
Why solar and battery crews run short of cash: certificate payment lag, supplier terms, deposits and rejected claims. Worked numbers and fixes that hold up.
STC Deeming Period Guide 2026 to 2030
Year by year STC deeming period guide for 2026 to 2030: certificates lost each January by zone, and what stays fixed for batteries and mid-scale solar.
How much do solar panels cost in Australia?
What a home solar system costs by size, how the STC discount works, what pushes a quote up or down, and how to check you are being quoted fairly.
STC photo requirements: what crews get wrong on site
Photo evidence for STC claims: what the regulator expects, the habits that cause rejections, and a crew workflow that captures compliant images first time.
VEEC trading: how the market works
How the VEEC market works: who buys, how prices form, the surrender cycle, banking and risk. A market-structure guide for installers, providers and curious buyers.
Home electrification policy in Australia, 2026 guide
A map of the 2026 home electrification policy landscape for installers: federal batteries, state programs, hot water, and where certificates fit in the picture.
Keep your STCs or assign them to the installer?
Keeping your STCs means paying more upfront and doing the paperwork. We run the numbers on a 6.6 kW system to show when it pays and when it does not.
Solar hot water rebate in Australia 2026: state by state
What a solar hot water system can still claim in 2026: federal STCs everywhere, state certificate schemes where they exist, and how to compare with a heat pump.
VEU program changes 1 July 2026: what installers need
What changed in Victorian Energy Upgrades around 1 July 2026: lodgement timing, air conditioning limits and the Solar Victoria income cap. The installer view.
How to sell VEECs: buyers, terms and settlement
Four ways to sell VEECs, what each costs in price and time, how registry transfers work, and the contract terms that decide whether you get paid.
STC audit: what to expect, step by step
From the first request to the outcome letter: the stages of a Clean Energy Regulator STC audit or inspection, response timeframes and how to build your reply pack.
STC Price History 2019 to 2026: What Moved
STC prices from 2019 to 2026: the $40 clearing house ceiling, why spot stayed in a narrow band, and why a solar job's value fell as deeming shrank.
STC trading for new installers: your first 30 days
A step-by-step start for new solar installers: accreditation, ABN and GST, choosing a trader, your first claim and what to expect on payment timing.
Who gets the STCs? Owners, tenants and builders
The owner of the system at installation holds the right to create STCs. How that works for tenants, landlords, strata, businesses and leased systems.
How to create VEECs: accreditation to registry
The path an installer follows to create VEECs: ESC accreditation, choosing an activity, evidence, registry creation, and the mistakes that get certificates rejected.
STC audit: what it is and how to be ready
What a Clean Energy Regulator STC audit examines, what triggers one, the outcomes from clean result to cancelled certificates, and the records that protect you.
STC pricing explained: spot, forward, fees and lock
What is inside an STC rate: the ceiling, spot and forward, fees, rate lock, timing and GST. How to turn a rate card into the dollars that reach your account.
Heat pump rebate NSW 2026: STCs, ESCs and PRCs
How a NSW heat pump hot water upgrade is supported in 2026: federal STCs, Energy Savings Scheme ESCs, where PRCs fit, a worked quote and what to ask.
How the solar rebate works, from quote to cash
The federal solar rebate is not a payment to you. It is a discount made from STCs. Here is the full path from quote to registry to trader, with a real quote broken down.
How installers get paid for VEECs in Victoria
How Victorian installers are paid for VEECs: discount model, assignment model and accreditation, with worked numbers, payment timing and the contract terms to check.
STC Compliance Guide for Solar Installers 2026
What the Clean Energy Regulator expects from solar installers in 2026: accreditation, evidence, audits, clawback risk, battery labelling and a monthly compliance routine.
Is solar worth installing without the rebate?
A worked payback for rooftop solar with and without STCs, using clear assumptions, so you can answer the customer who says the rebate is shrinking.
STC price forecast: what could move the price to 2030
No one can promise an STC price, but the drivers are known: the $40 ceiling, the percentage, deeming, batteries and the 2030 end date. Three scenarios.
STC trading for solar installers: a business owner's guide
How a solar installer should run STC trading as a business function: cash flow, rate locks, agent versus registered person, volume tiers and a monthly review.
Victorian Energy Upgrades explained for households
A plain-English walk through a Victorian Energy Upgrades discount: what you get at the door, why it is not free money, and the questions to ask before you say yes.
Should I buy solar before 2027? The real maths
Waiting past 1 January 2027 costs a typical 6.6 kW system about $350 in STC discount. Here is how that stacks against rushing, price and payback.
Heat pump rebate Victoria 2026: STCs, VEECs, how to choose
What changed for Victorian heat pump hot water in 2026: STC and VEEC pricing, the $150,000 Solar Victoria income cap, and three household scenarios worked through.
How to Claim STCs: Step by Step for Installers
A nine-step walk-through of claiming STCs after a solar, battery or heat pump job: assignment, evidence, calculation, lodgement and payment, with timings.
STC trading explained: spot, clearing house and settlement
How the STC market is built: spot trading, the $40 clearing house, brokers and agents, rate locks and settlement terms. What a price quote actually promises.
Victorian Energy Upgrades program: who runs it, who pays
What the Victorian Energy Upgrades program is, how the legislation works, who pays, who earns VEECs and why the 2045 extension matters to installers and households.
How to become a VEU accredited provider in Victoria
What it takes to become a VEU accredited person or provider: the ESC application, systems you need, costs, and when working under one is smarter. Written for installers.
STC price history: from a volatile start to the $40 ceiling
How the STC price has behaved since the scheme began, why it settled just under the $40 clearing house ceiling, and what the pattern means for your quoting.
SRES ends 2030: what installers should plan for
The Small-scale Renewable Energy Scheme ends 31 December 2030. Here is the year-by-year revenue curve per job, and how installers can plan the four years left.
STC scheme explained for installers: duties and deadlines
What the STC scheme expects of installers: accreditation, evidence, the 12-month creation window, audits and clawback, plus the calendar dates that change your numbers.
VEEC price forecast 2027: what will move the market
No one can promise a VEEC price, but the drivers are knowable: targets, supply, banking and the strategic review. A scenario guide for installers planning 2027.
Which hot water systems are eligible for STCs?
Which solar and heat pump water heaters create STCs, what the CER register decides, how replacement type and zone change the count, and what ineligible systems look like.
STC compliance for solar installers: the working checklist
What the CER expects on every solar STC claim: accreditation, on-site attendance, written statements, photos, panel validation and record keeping, in order.
STC Trading Guide for Installers 2026
How STC trading works for installers in 2026: spot vs clearing house, trader models, deductions, settlement times, contract checks and comparing offers.
Deeming period 2027: STCs per kW by zone, worked
The solar deeming period drops from 5 to 4 years on 1 January 2027. Here are the STC counts by zone and system size, and which date decides your year.
How installers get paid for ESCs and PRCs in NSW
The three ways NSW installers are paid for ESCs and PRCs, with worked numbers, payment timing, deductions and the clawback terms to check before you sign.
How many STCs does a solar system get? Formula and tables
STCs = kW x zone rating x deeming years, rounded down. Worked tables for 3 to 13 kW across all four zones for 2026 and 2027 installs, with dollar values.
Solar rebates 2027: how much they drop, in dollars
A 6.6 kW system loses about $340 of rebate in 2027 and a 13.5 kWh battery about $570. Tables by system size and zone show the exact drop to 2030.
Renewable energy certificates in Australia explained
STCs, LGCs, VEECs, ESCs and PRCs: what each certificate is, who creates it, who buys it and why Australia runs five different ones. A plain-English map.
New solar rules in Australia for 2027: dates to know
The solar and battery changes already set for 2027: deeming drops to 4 years, battery factor steps to 5.7 then 5.2, and mid-scale solar bedding in.
Solar installer licensing by state: who needs what
Electrical licence, contractor registration, SAA accreditation and scheme approvals for solar installers in each state and territory, and what a lapse costs on a claim.
STC trader not paying: what to do, step by step
If your STC trader has stopped paying, act in the first week: stop sending claims, build the file, send a written demand and know your escalation options.
Solar rebate 2027: what changes on 1 January
In 2027 the solar rebate runs on a 4-year deeming period and the battery factor falls to 5.7. Here is what stays, what shrinks and how to plan an install.
The STC Scheme for Installers: A Complete Guide
How the Small-scale Renewable Energy Scheme works for installers in 2026: eligibility, STC maths by zone, battery tiers, deeming to 2030, claim flow and 1 MW expansion.
How do STCs work? Following the money on one job
Follow a single 6.6 kW solar job from quote to cash. See who holds the certificates, who pays whom, and where an installer's cash is tied up along the way.
ESC trading: selling NSW Energy Savings Certificates
How ESCs and PRCs are sold in NSW: the registry transfer, contract terms, pricing, GST and what to check before you pick a buyer. For accredited providers and installers.
How to become an ACP in NSW (ESS and PDRS)
What an Accredited Certificate Provider is, how to apply to IPART, what it costs in time and systems, and when working under an ACP is the better call for installers.
Small-scale technology certificates explained
How the Small-scale Renewable Energy Scheme works: the legislation, the liable entities, the clearing house, the 2030 end date and what it means for installers.
Solar rebate Australia 2026: how it works and what you get
The 2026 solar rebate is a 5-year STC discount. Here is the formula, three worked examples, how payment works, what changes in January and the common traps.
Solar rebate scams in Australia: how to spot them
Cold calls, fake government rebates, upfront fees and inflated STC claims: the scam patterns in solar and batteries, what an honest quote looks like and where to check.
Switch STC trader checklist: 18 checks before you move
An 18-point checklist to run before you switch STC trader: contract, rate lock, fees, paperwork, accreditation and cash flow, with a score sheet you can use.
Energy Savings Scheme NSW: what it is and who benefits
The NSW Energy Savings Scheme explained: how ESCs are created, who is liable, who runs it, and how it differs from the Peak Demand Reduction Scheme.
CER new rules for solar installers in 2026
What changed for solar and battery installers in 2026: tighter battery evidence, mid-scale solar entering the SRES, and the audit habits that keep claims clearing.
Which States Still Have a Battery Rebate on Top?
State by state view of battery incentives alongside the federal Cheaper Home Batteries discount: NSW, WA, SA, VIC, QLD, TAS, ACT and NT, what has closed and how to check.
LGC trading: how large-scale certificates are sold
How LGCs are created, registered and sold, what a large solar owner needs to do, and what drives the price. A practical walk-through.
Solar rebate by state in Australia: what applies where
One federal solar rebate applies everywhere. State programs sit on top and differ widely. Here is how the layers work, with a worked example and where to check.
What is an STC? The certificate behind the solar rebate
An STC is a tradable certificate worth one megawatt-hour of deemed renewable energy. Learn who creates it, who buys it and why it becomes the discount on a solar quote.
How to switch STC traders without losing a week
Switching STC traders takes about a week to set up if you plan it. Here is the sequence, what happens to claims in flight and how to avoid a payment gap.
STCs for off-grid solar and caravans: what qualifies
Off-grid solar can earn STCs; panels on a moving caravan, boat or portable kit generally cannot. How premises, accreditation, zones and deeming decide it.
NSW Energy Savings Scheme explained for installers
How the NSW Energy Savings Scheme works for installers: ESCs, ACPs, activities, who buys certificates and how a job turns into money.
Battery Photo Requirements From 1 March 2026
Installer checklist for the CER battery photo rules from 1 March 2026: labelling, geotags, timestamps, the shot list, common failures and a pre-departure routine.
Bowen battery rebate changes explained for 2026
The Cheaper Home Batteries Program changes under Minister Bowen explained: budget growth, the tiered factor since 1 May 2026, and the 2027 steps.
STC Clearing House guide: how the $40 price works
How the CER's STC Clearing House works: the fixed $40 price, the queue, GST, why spot sits below it and when a trader beats it. With worked numbers.
PDRS activities list NSW: what installers can claim
How the NSW Peak Demand Reduction Scheme activity list works, which activity families matter to installers, and how to check the current Method Guide before you quote.
Buy a Battery Before 1 January 2027? The Maths
The battery STC factor falls from 6.8 to 5.7 on 1 January 2027 and 5.2 on 1 July. Worked dollar figures for 10, 13.5 and 20 kWh, plus when waiting is the better call.
STC price history 2019 to 2026: year by year
A year-by-year look at the STC market from 2019 to 2026: the deeming period falling, the $40 ceiling holding, and what a standard job paid at each stage.
STC price forecast guide: signals to watch to 2030
A working guide to reading the STC market yourself: the $40 ceiling, deeming maths, the liability percentage, battery and mid-scale supply, with a quoting routine.
What changed on 1 July 2026 for energy rebates
A clear look at what did and did not change on 1 July 2026: Solar Victoria's income cap, NSW scheme updates, and why the battery factor stayed at 6.8.
Battery STC tiers from 1 May 2026, explained
How the three-tier battery STC structure works since 1 May 2026: 100%, 60% and 15% bands, worked numbers from 5 to 50 kWh, and what it means for sizing a battery.
Clean Energy Regulator announcements 2026: STC watch
The Clean Energy Regulator announcements that matter to STC traders in 2026, from the 11.67% percentage to battery evidence rules and mid-scale solar.
Federal budget 2026: what it means for installers
The 2026 federal budget and the schemes around it: mid-scale solar into STCs, a bigger battery program and a faster-falling factor. What changes for your quotes and cash.
Home battery finance in Australia: your options in 2026
Green loans, personal loans, installer finance and mortgage top-ups for a home battery, with repayment maths on a rebate-reduced price. Check the rate, not the pitch.
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