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 14 of 19
Money
Schemes, instalments, loans — what can I actually get?
Pennsylvania PUC 52 Pa Code 75 13 Solar Net Metering Guide
Understand Pennsylvania's 52 Pa. Code § 75.13 net metering rules. This guide covers residential 50 kW and nonresidential 3 MW capacity limits, full retail ra...
Pennsylvania PUC Level 1 and Level 2 Solar Interconnection Guide: 52 Pa. Code § 75.34 Explained
Understand Pennsylvania's 52 Pa. Code § 75.34 for solar interconnection. This guide details Level 1 (up to 10 kW) and Level 2 (up to 2 MW) requirements for s...
Pennsylvania PUC Level 1: 52 Pa. Code § 75.37 Interconnection Guide
The Pennsylvania PUC's 52 Pa. Code § 75.37 outlines Level 1 interconnection for small generators. It includes a 15% line section peak load screen and 10-busi...
Pge And Pacific Power Oregon Solar Interconnection Guide
Review PGE and Pacific Power Oregon Tier 1 solar interconnection steps, from UL 1741-SB inverter safety to meter base bypass horn rules.
Plug-In Solar Panels: Legal in the US Now? State of Play
Utah legalized 1,200W plug-in solar in 2025, UL published the 3700 standard, Virginia follows in 2027, and ~30 states are drafting. What to buy, what to avoid.
Pnm And El Paso Electric New Mexico Solar Interconnection Guide
Learn the interconnection process for PNM and El Paso Electric in New Mexico, covering NMPRC Rule 17.9.568 and 10kW Level 1 screening rules.
Pse And Avista Washington Solar Interconnection Guide
Review PSE and Avista Washington Tier 1 solar interconnection rules, detailing WAC 480-108 compliance and UL 1741-SB inverter safety standards.
PSE&G and JCP&L New Jersey Solar Net Metering Guide
Master PSE&G and JCP&L solar net metering in New Jersey. Learn 1:1 retail credits under NJAC 14:8-5, Level 1 expedited review, and annual true-up.
Residential Clean Energy Credit Form 5695 Guide
Understand how to claim the 30% Federal Residential Clean Energy Credit using IRS Form 5695 for solar and battery storage installations.
Rhode Island Energy Solar Interconnection Standards Guide
What technical review steps and Permission to Operate requirements apply when interconnecting a rooftop solar system with Rhode Island Energy?
Rhode Island Renewable Energy Growth Reg And Net Metering Guide
Explore Rhode Island Renewable Energy Growth performance tariffs and net metering billing rules under Rhode Island Public Utilities Commission oversight.
Roof Replacement With Solar Panels: Cost, Sequence, and How to Avoid It
Removing and reinstalling an array runs roughly $200-300 per panel, a four-figure bill for work that adds nothing. The sequencing that avoids it entirely.
Solar Dealer Fees: The Hidden Cost Behind Every 'Low APR' Offer
That 2.99% solar loan is expensive money in costume — the dealer fee buying the rate down is added to your principal. One question at the table exposes it.
Solar for Sheds and Outbuildings: The Perfect First System
A shed is solar's ideal classroom: small loads, no permits in most rural settings, kit-sized budgets, and no trenching grid power across the yard.
Solar Generators for Camping: The Realist's Setup
Camp power is a budget, not a wish: lights and phones cost little, fridges cost real watt-hours, induction cooking costs the whole battery. The tiered setup.
Solar Leasing After the Tax Credit: The 2026 Math
With the 30% homeowner credit gone, leases and PPAs are the only route to federal solar money in 2026, via the provider's 48E credit. What to check.
Solar Panels on a Metal Roof: The Best Pairing in Residential Solar
Standing seam metal is the one roof where panels mount with zero holes: clamps grip the seam and warranties stay intact. The mounting guide by roof profile.
South Carolina Dominion And Duke Solar Interconnection Guide
Understand South Carolina Dominion and Duke Energy Tier 1 solar interconnection rules, including UL 1741-SB and NEC 705.12 electrical standards.
South Carolina Solar Act 62 And Net Metering Rider Guide
Understand how South Carolina Solar Act 62 governs utility net metering riders and pairs with the 30% Section 25D clean energy tax credit.
South Dakota Black Hills And Xcel Energy Solar Interconnection Guide
Black Hills Energy and Xcel Energy South Dakota simplified distributed generation interconnection procedures and PTO sign-off.
South Dakota Black Hills Energy Customer Generation Guide
Black Hills Energy South Dakota customer-generation rider, net excess generation energy credit settlement, and meter fees.
South Dakota Electric Cooperatives Solar Interconnection Guide
South Dakota electric cooperative interconnection standards, member generation policies, and lockable disconnect mandates.
South Dakota PUC Small Power Producer And Solar Billing Guide
South Dakota PUC small power producer tariff rules, monthly avoided-cost credit rates, and 100kW facility boundaries.
Standalone Battery Storage Federal Tax Credit: 3kWh, Form 5695
How to claim the 30% federal tax credit on standalone battery storage under IRC Section 25D. Learn 3kWh rules, grid charging, and Form 5695 filing.