Guides — United States
Every guide answers its question in the first two sentences, dates every price, and names every source. 434 published, grouped into the questions buyers actually ask.
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Start with your question
What should I buy, and how do I not get cheated?
29 guides
FixesWhy is my inverter beeping?
5 guides
SystemsHow do I size it, and what changed with net billing?
86 guides
ElectricShould I go electric, and what will it really cost per km?
21 guides
MoneySchemes, instalments, loans — what can I actually get?
288 guides
ReportsWhat do the numbers say?
5 guides
All guides — page 7 of 19
Money
Schemes, instalments, loans — what can I actually get?
Alabama Power Solar Interconnection And Engineering Guide
Alabama Power customer generation technical interconnection requirements, lockable AC disconnects, and IEEE 1547 standards.
Alabama Psc Rate Pae And Solar Capacity Fee Guide
Alabama Power Rate PAE (Purchase of Alternative Energy), monthly capacity reservation fees ($5.41/kW), and avoided-cost buyback rates.
Alabama Tva Dispersed Power Production And Solar Guide
Tennessee Valley Authority (TVA) Dispersed Power Production (DPP) program in North Alabama, wholesale avoided-cost buyback rates, and dual metering.
Alaska RCA Net Metering Standards: A Guide to 3 AAC 50 Regulations
Understand Alaska's RCA net metering rules (3 AAC 50.900-50.949) for solar installations. Learn about the 25 kW capacity limit, non-firm power rate cr...
Are Solar Batteries Worth It? The Three-Job Test
A home battery has exactly three jobs — export arbitrage, peak shaving, outage backup — and your tariff decides which pay. The test that replaces the pitch.
Are Solar Generators Worth It? An Honest Category Review
For camp power, outage essentials and gasless apartments, genuinely yes; as 'free energy' or whole-home backup, marketing. The real wins, and who should skip.
Are Solar Panels Worth It in 2026? The Post-Credit Math
With the 30% federal credit gone, whether solar pays now turns on four local numbers: your electricity rate, your sun, your export policy, your incentives.
Are Solar Panels Worth It in Arizona? The 2026 Answer
America's best sun meets modest 15¢ rates and net billing that pays APS exports 6.171¢ for ten years: Arizona wins on volume, not policy generosity.
Are Solar Panels Worth It in California? The 2026 Answer
California pairs the mainland's highest rates (33.25¢) with the harshest export policy, NEM 3.0. Solar still wins here — but only battery-shaped.
Are Solar Panels Worth It in Colorado? Great Sun, Cheap Power
Colorado is the Northeast's mirror image: excellent high-altitude sun against 16.16¢ power. Net metering carries the case; the Xcel rebate is gone.
Are Solar Panels Worth It in Florida? The 2026 Answer
Florida still has what most states lost - full retail net metering at the big utilities, plus 100% property and sales tax exemptions. The nickname holds.
Are Solar Panels Worth It in Illinois? Read the Interconnection Date
Illinois Shines still pays some of the Midwest's best solar money — but net metering shrank to the supply half of the bill for interconnections from Jan 2025.
Are Solar Panels Worth It in Massachusetts? Yes, Emphatically
New England's weakest sun meets America's second-highest power prices, a 20-year production adder and a state tax credit. The SMART 3.0 math, plainly.
Are Solar Panels Worth It in New Jersey? The 2026 Answer
New Jersey stacks full retail net metering, 23¢ power AND cash per megawatt-hour: SREC-II pays $85/MWh locked 15 years for July registrations, $77 after.
Are Solar Panels Worth It in New York? The 2026 Answer
New York pairs near-30¢ power with 1:1 net metering locked 20 years, a state credit and NY-Sun rebates: the Northeast's strongest yes, minus a CBC charge.
Are Solar Panels Worth It in North Carolina? Deadline Year
North Carolina's answer has a countdown: Duke's favorable Bridge Rate closes to new applicants December 31, 2026. The 15¢ math, and what replaces it.
Are Solar Panels Worth It in Pennsylvania? The Last Full 1:1 State
Pennsylvania offers no state credit and no rebate, and still pencils — because it kept full 1:1 retail net metering, what every other state is dismantling.
Are Solar Panels Worth It in Texas? The 2026 Answer
Texas has huge sun, middling rates (16.44¢ in May 2026), no statewide net metering and a 100% property tax exemption. It hinges on your retail provider.
Arkansas Electric Cooperatives Solar Interconnection Guide
Electric Cooperatives of Arkansas distributed generation interconnection policies, grid export tariffs, and safety disconnects.
Arkansas Entergy And Swepco Solar Interconnection Guide
Entergy Arkansas and SWEPCO Level 1 and Level 2 simplified solar interconnection, safety disconnects, and PTO approval.
Arkansas Entergy Net Metering Tariff And Billing Guide
Entergy Arkansas Net Metering Rider, monthly kWh banking, 24-month expiration rules, and multi-meter aggregation.
Arkansas Psc Rule 8 Net Metering And Act 278 Guide
Arkansas PSC Net Metering Rules (Rule 8) and Act 278 transition, 1:1 full retail netting grandfathering vs 2-channel net billing.
California NEM 3 Net Billing Tariff: Battery Arbitrage and Avoided Cost Guide
How to maximize solar battery ROI under California NEM 3.0. Learn Avoided Cost Calculator rates, September $3-$6 peak export windows, and TOU rate pairing.
California NEM 3.0 Net Billing Tariff: Battery Sizing for Optimal Savings
Understand California's NEM 3.0 Net Billing Tariff. Learn why 100-120% battery storage sizing is crucial for PG&E, SCE, and SDG&E customers to maximise savings.