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Federal incentives, state programs, and the math behind them.
Sourced, decision-grade analysis for Illinois commercial and industrial energy buyers. Filter by topic, or read the latest first.
The RISE PA Grant: How Pennsylvania Manufacturers Fund Up to 50 Percent of an On-Site Energy Project (2026)
RISE PA pays Pennsylvania manufacturers with fewer than 500 employees up to 50 percent of project cost, capped at $500,000, for industrial decarbonization projects including on-site solar. Larger manufacturers get a base grant of 30 percent of project cost. What the $396 million program pays, who qualifies, the 2026 application windows, and how it combines with the federal tax credit.
The ComEd Battery Storage and Smart Inverter Rebate: The Commercial and Industrial Guide (Northern Illinois, 2026)
ComEd pays commercial and industrial customers $250 per kW of solar and $250 per kWh of paired battery storage through the Rider DG Rebate. Large C&I gets $250, not the $300 the residential pages quote. How the rebate works, what a business actually collects, and how it combines with the 40 percent federal credit.
The Energy Community Bonus in 2026: How Commercial Solar Reaches a 40 Percent Tax Credit in Most of Illinois
The Energy Community bonus adds 10 percentage points to the 30% commercial solar tax credit. On the current IRS list, 79 of 102 Illinois counties qualify, including every county in the Chicago metro. How the bonus works, how to verify your address, and how a project starting today locks the 40% credit on the December 31, 2027 placed-in-service deadline.
Court Vacates IRS Notice 2025-42: What the June 6 Ruling Means for the 5 Percent Solar Safe Harbor
On June 6, 2026, a federal court vacated IRS Notice 2025-42, restoring the 5 percent safe harbor for solar projects of every size, for now. An appeal is expected. What the ruling changed before the July 4, 2026 begin-construction deadline, what it did not, and why systems engineered at or below 1.5 MW AC are unaffected either way, now that the deadline has passed and the two-path placed-in-service rule governs.
Commercial Solar Tax Credit After July 4, 2026: The Two-Path Rule for the 30 Percent Credit
The July 4, 2026 begin-construction deadline has passed, and the 30% commercial solar tax credit is still fully available. Projects that already began construction keep the runway through 2030. Projects starting now must be placed in service by December 31, 2027, roughly eighteen months, which fits a typical commercial install.
Commercial Solar ITC and Illinois Incentives FAQ: 2026 Answers for C&I Buyers
Direct answers to the questions Illinois commercial and industrial buyers are asking in 2026: the federal solar ITC, the two-path rule now that the July 4 begin-construction deadline has passed, what the credit is worth, and the Illinois incentives that apply on top.
Why Illinois Commercial Electricity Costs Keep Climbing in 2026, and What Manufacturers Can Do About It
Illinois commercial power costs are rising for structural reasons: PJM and MISO capacity charges and fast-growing data center load. Here is what changed in ComEd and Ameren territory, what is filed for summer 2026, and the one cost lever a manufacturer actually controls.
Read Your Customer List Before You Evaluate Commercial Solar: A Capital Strategy Brief for Manufacturing Finance Leaders
Most finance evaluations of commercial solar leave the most important variable out of the analysis. For Illinois manufacturers serving Fortune 500 customers with public 2030 sustainability commitments, the customer list belongs in the capital decision.
The Solar ITC After July 4, 2026: A Decision Guide for Illinois Manufacturers
The July 4, 2026 begin-construction deadline has passed. The 30% federal solar Investment Tax Credit is still fully available for Illinois manufacturers starting a project now, on a December 31, 2027 placed-in-service deadline instead of the longer runway available to projects that started earlier.
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