Every federal, state, utility, and local incentive available for solar energy in Pennsylvania — updated for 2026.
The federal tax credit for commercial solar is still available at 30%, but the One Big Beautiful Bill Act (signed July 4, 2025) created strict new rules that every business owner needs to understand:
1. Your project must begin construction before July 4, 2026. This doesn't mean the system has to be finished by then — it means real, physical work must have started on the project. If construction begins after this date, the credit is only available if the system is completed by December 31, 2027 — an extremely tight window for most commercial projects.
2. Deposits and equipment orders may no longer qualify. Under updated IRS guidance, simply placing a deposit or ordering equipment is no longer sufficient for most projects. Your project must demonstrate actual physical work on-site — such as foundation work, pile driving, or racking assembly — to count as "construction begun."
3. The residential ITC is gone. The 30% Residential Clean Energy Credit (Section 25D) expired on December 31, 2025. Homeowners can still access the commercial credit indirectly through solar leases and PPAs where a third-party company owns the system.
Bottom line: If you want to secure the federal tax credit for a commercial solar project, start planning now. Solar Mason can help you design, permit, and begin construction before the deadline. Contact us today →
Federal incentives remain the most powerful tools for reducing commercial solar costs. Programs can be stacked for combined savings of 45–70% of total system cost.
Dollar-for-dollar reduction in federal tax liability for commercial solar installations. Eligible for businesses, commercial properties, and third-party owned residential systems (leases/PPAs).
Construction deadline: Physical work on the project must begin before July 4, 2026. Projects that start after this date must be fully completed by December 31, 2027. Once started, you have 4 years to finish and must maintain continuous progress.
"Begin construction" means: Actual physical work on-site (foundation, pile driving, racking assembly). For systems ≤1.5 MW AC, a 5% safe harbor deposit may still qualify. For larger projects, the 5% safe harbor was eliminated by IRS Notice 2025-42 — the Physical Work Test is the only path.
Bonus adders: +10% domestic content, +10% energy community, +10–20% low-income community — up to 70% total stacked credit.
FEOC rules (2026): Projects beginning construction in 2026 must source at least 40% of manufactured product value from non-prohibited countries. Equipment from China, Iran, Russia, and North Korea is restricted.
IRS Commercial Clean Energy Credits → Full ITC Deadline Guide →For-profit businesses that own solar equipment can depreciate the adjusted basis (after 50% ITC reduction) over 5 years using the MACRS schedule. Combined with the 30% ITC, businesses recover approximately 45–55% of gross system cost through tax benefits alone.
IRS Publication 946: Depreciation →Tax-exempt entities — 501(c)(3) nonprofits, municipalities, public schools, tribal nations, churches, and rural electric cooperatives — can receive the ITC as a direct cash refund. Pre-registration required via the IRS Clean Energy Credits portal before placing the system in service.
IRS Elective Pay Portal →Available to rural small businesses and agricultural producers in areas with population under 50,000. Many NEPA communities qualify. Quarterly application deadlines. Combined with the 30% ITC, qualifying businesses can offset up to 80% of total system cost. Loan guarantees also available.
USDA REAP Program →Commercial battery storage qualifies for the full 30% ITC independently — no solar array required. Battery-only projects are not subject to the accelerated solar deadline and remain eligible under the original IRA timeline through the early 2030s.
DOE Energy Storage Guide →The 30% residential ITC was terminated by the One Big Beautiful Bill Act. Homeowners who installed before 12/31/2025 can carry forward unused credits on IRS Form 5695. For new installations, homeowners can access the commercial 48E credit indirectly through solar leases and PPAs where a third-party company owns the system.
IRS Residential Credit (Reference) →Pennsylvania's incentive landscape centers on SRECs, net metering, and the Alternative Energy Portfolio Standards. There is no statewide solar tax credit, sales tax exemption, or property tax exemption.
All grid-connected solar PV systems physically located in Pennsylvania (Act 40 of 2017) earn one SREC per megawatt-hour of production. Credits are traded via PJM-GATS and sold through aggregators like SRECTrade. Lifetime value of $6,000–$14,000+ over 25 years. SRECs are taxable income.
How to enroll: Register through PA PUC's PennAEPS certification → set up a PJM-GATS account → SRECs auto-issued as system produces.
SRECTrade — Register & Sell → PJM-GATS Registration →Excess solar production earns credits at the full retail electricity rate. Credits roll over monthly; year-end excess compensated at the utility's price-to-compare rate. All PA investor-owned utilities must offer net metering: PPL, PECO, Duquesne Light, Penn Power, Met-Ed, Penelec, and West Penn Power.
PA PUC Alternative Energy →Requires PA electric distribution companies to source a percentage of electricity from Tier I (including solar) and Tier II alternative energy sources. The solar carve-out specifically drives demand for solar photovoltaic SRECs — this is the legal foundation that gives SRECs their market value.
PA PUC AEPS Info →State-driven initiative for low- to moderate-income households. Eligible homeowners receive significantly reduced installation costs or free solar installations. Rolling applications accepted.
PA DEP Solar Programs →While not solar-specific, these rebates reduce overall home energy consumption — maximizing the value of any solar installation. Covers heat pumps, heat pump water heaters, heat pump dryers, electric cooktops, insulation, electrical panels, and wiring upgrades.
PA DEP Energy Programs →Pennsylvania does not offer statewide property tax or sales tax exemptions for solar energy systems. Solar installations that increase your assessed home value will increase property taxes. Some local jurisdictions may offer exemptions — check with your county assessor's office.
PA Department of Revenue →NEPA is served primarily by PPL Electric and First Energy subsidiaries. All PA investor-owned utilities must offer net metering. Contact your utility for current rebate availability.
1:1 retail rate credits for excess solar generation. Bidirectional meter provided at no charge. Interconnection application required for residential (up to 50 kW) and commercial (up to 3 MW) systems.
PPL Net Metering & Interconnection →PPL Business Savings offers rebates for qualifying commercial solar installations. Amounts and availability vary by program cycle — contact PPL directly or check their Business Savings portal for current offerings.
PPL Business Savings Incentives →Standard PA PUC-mandated net metering with retail rate credits across all three First Energy subsidiaries. Commercial solar rebates available through First Energy's energy efficiency programs.
First Energy Solar Rebate Program →Among the strongest net metering policies in PA. Full retail rate credits for excess generation. Online interconnection application for residential and commercial systems.
PECO Solar Energy →Standard PA PUC-mandated net metering with retail rate credits. Technical review required for all distributed generation interconnection applications.
Duquesne Light Renewable Energy →PA PUC-mandated net metering with standard retail rate credits. Commercial rebates may be available through the parent First Energy commercial program.
West Penn Power →One-time rebate for new solar installations approved for Permission to Operate by PECO. System must remain operational for 36 months and produce ≥80% of projected output. Funding is limited — verify current availability before applying.
City of Philadelphia Solar Rebate →Community-based group purchasing programs that negotiate bulk pricing for solar installations within a specific municipality or region. Campaigns launch periodically — check with your local government or regional planning commission.
DOE Solarize Guidebook →Solar Mason assists all clients with SREC registration and can manage your SREC sales on your behalf. These platforms handle the tracking and trading of Pennsylvania SRECs.
The leading SREC aggregator and marketplace. Handles registration, verification, listing, and payment. Offers spot sales, forward contracts, and fully managed SREC accounts with automated reporting.
SRECTrade.com →The official tracking system for renewable energy certificates in the PJM region (all of PA). Required for SREC generation and trading. Register your system, report generation data, and SRECs are automatically issued.
PJM-EIS GATS Registration →The PA Public Utility Commission's certification portal. Required before your system can generate SRECs. Submit interconnection agreement, equipment specs, and installer credentials for PUC review.
PennAEPS Portal →National SREC broker and clean energy finance company. Offers SREC monetization, long-term contracts, and portfolio management for commercial and residential system owners in PA and other SREC markets.
Sol Systems →Assessment attached to the property, not the borrower — no personal guarantee. Eligible for commercial, industrial, multifamily (5+ units), and agricultural properties in participating PA municipalities. Assessment may be tax-deductible, and you retain full ITC and MACRS benefits.
PACE Prepared — National Directory →Government-backed small business loans with competitive fixed or variable rates. SBA 504 program offers below-market rates for major capital investments. Preserves full ITC and MACRS eligibility for the system owner.
SBA Loan Programs →The solar incentive landscape changes rapidly. Solar Mason monitors all federal, state, and local incentive changes and keeps our clients informed. These sources provide comprehensive, up-to-date information.
The most comprehensive national database of renewable energy incentives and policies. Search by state, technology, and incentive type. Operated by N.C. Clean Energy Technology Center at NC State University.
DSIRE Database →Federal solar program information, homeowner and business guides, and research on emerging solar technologies and policies.
DOE Solar Office →Official tax credit forms, instructions, eligibility requirements, and guidance for both commercial (48E) and legacy residential (25D) solar tax credits.
IRS Clean Energy Credits →Net metering rules, AEPS compliance, utility regulation, interconnection standards, and SREC program administration for Pennsylvania.
PA PUC →State energy programs, Solar for All initiative, efficiency rebates, and environmental compliance resources.
PA DEP →Real solar quote data, installer comparisons, incentive calculators, and Pennsylvania-specific market analysis from the DOE-funded solar marketplace.
EnergySage PA Incentives →REAP grants, rural energy loan guarantees, and agricultural energy programs for qualifying rural businesses and producers.
USDA Rural Development →