Are Solar Panels Installed on an NJ Home Worth it without Federal Tax Credits?

Why this question matters more in New Jersey right now

If you strip out federal tax credits, the solar decision becomes a straight comparison between:

• what solar costs you upfront (or monthly if financed), and
• what solar earns/saves you over time (bill savings + New Jersey incentives + avoided taxes).

That “no federal credit” scenario is no longer hypothetical. Under the One, Big, Beautiful Bill (OBBB), the federal Residential Clean Energy Credit (IRC §25D) is not allowed for expenditures made after December 31, 2025, and the IRS clarifies that an expenditure is treated as made when the original installation is completed, so installs completed after that date don’t qualify even if you paid earlier.

So the core NJ homeowner question becomes: Does New Jersey’s combination of high retail electric prices, net metering, and SREC-II payments still make the numbers work without federal help?

In many cases: yes, especially for homes with good sun exposure and electric usage that can absorb most of the solar production.

The three NJ factors that can make solar pencil out even without federal credits

1) Retail electricity is expensive enough that “offsetting kWh” is valuable

New Jersey residential electricity prices vary by utility, supply choice, and season, but the state average can be high. For example, the U.S. EIA reports New Jersey’s average residential price at 22.55¢/kWh in October 2025.

When retail power costs ~20–23¢/kWh, every kilowatt-hour your roof produces is potentially worth a lot, if your bill is structured so credits offset most charges and you’re not chronically overproducing.

2) Net metering rules in NJ are favorable when you size the system correctly

New Jersey’s net metering framework (N.J.A.C. 14:8-4.3) does three important things for homeowners:

• Monthly bill credits: If you export more than you use in a billing period, the utility/supplier must credit you for the excess and apply it to the next bill.
• Credits roll forward: Credits carry over month to month until the end of your chosen annualized period.
• Annual true-up is different: At the end of the annualized period, any remaining excess is compensated at the supplier’s avoided cost of wholesale power (typically much lower than retail).

There’s also a sizing constraint baked into the regulation: net metering is offered provided the system’s generating capacity does not exceed the amount of electricity supplied over a historical 12-month period (the period the customer selects per the rule).

What that means in plain English:
Solar in New Jersey is most valuable when your system is designed so you consume most of what it produces over the year. If you oversize, you risk getting paid “wholesale-ish” for leftover annual credits, reducing the economics.

3) NJ’s SREC-II payments add real cash value for 15 years

New Jersey’s incentive structure is a major reason solar can still be attractive even without federal tax credits.

How SREC-II works (homeowner version):

• You earn one SREC-II per 1,000 kWh (1 MWh) your system generates.
• The incentive value is set through the state program structure (Administratively Determined Incentive / ADI), and eligible projects receive SREC-IIs for a defined qualification life of 15 years.

What is it worth?
The NJ Board of Public Utilities approved a reduction for net-metered residential systems from $90/MWh to $85/MWh, effective for registrations on and after March 13, 2023.

That translates to $85 per 1,000 kWh, or about 8.5¢ per kWh of production, on top of bill savings from net metering.

NJ tax treatment that helps even when federal credits are gone

NJ sales tax exemption

New Jersey exempts “solar energy devices or systems” designed to provide heating/cooling or electrical/mechanical power by collecting and transferring solar energy (including storage devices for solar energy) from sales tax.

Since NJ’s general Sales Tax rate is 6.625%, a full exemption is meaningful on a five-figure project.

NJ property tax exemption

NJ also offers a Renewable Energy System Property Tax Exemption: if certified by the local enforcing agency, the exemption is the difference between the assessed value before and after the renewable energy system is installed (i.e., the added value from the system is not supposed to increase taxable assessed value under the exemption framework).

This matters because it preserves the economics: you’re not giving back a chunk of your savings every year via higher property taxes.

What “worth it” looks like in real numbers (with no federal credit)

To make this concrete, below is a sample homeowner-style ROI math using publicly reported NJ averages and NJ program rules.

Inputs (example assumptions)

• Installed price: EnergySage reports an average installed price of $2.84/W in New Jersey as of December 2025.
• Electricity value: Use the EIA October 2025 NJ residential average 22.55¢/kWh as a reference point.
• Production: A NJDEP document gives a simple reference point: a 5 kW residential PV system producing about 5,900 kWh/year (≈1,180 kWh per kW-year).
• SREC-II value: $85/MWh (=$0.085/kWh) for net-metered residential under the ADI program value cited above.
• SREC-II duration: 15 years qualification life.
• Net metering structure: monthly roll-over; annual true-up at avoided cost—so we assume the system is sized close enough that most production offsets retail usage during the year.

Example A: “Typical-ish” 8 kW NJ rooftop system (cash purchase)

Upfront cost (no federal credit):
8,000 W × $2.84/W ≈ $22,720

Estimated annual production:
8 kW × 1,180 kWh/kW-year ≈ 9,440 kWh/year

Bill savings value (rough estimate):
9,440 kWh × $0.2255 ≈ $2,129/year

SREC-II revenue:
9,440 kWh ÷ 1,000 × $85 ≈ $802/year

Total year-1 benefit (savings + SREC):
≈ $2,129 + $802 = $2,931/year

Simple payback:
$22,720 ÷ $2,931 ≈ 7.8 years

What happens after year 15?
SREC-II ends after its 15-year qualification life, but the panels keep producing and net metering keeps providing bill savings.

Example B: Same system, but pretend SREC-II didn’t exist

This is the cleanest way to see how much NJ’s state incentive matters.

• Annual savings only (no SREC): ≈ $2,129/year
• Payback: $22,720 ÷ $2,129 ≈ 10.5 years

So in this example, SREC-II improves payback by roughly 2–3 years.

Example C: EnergySage “average NJ system size” (12.66 kW)

EnergySage lists an average system size of 12.66 kW and an average pre-incentive cost around $35,923 in NJ (as of Dec 2025).

Using the same 1,180 kWh/kW-year:

• Production: 12.66 × 1,180 ≈ 14,939 kWh/year
• Bill value: 14,939 × $0.2255 ≈ $3,369/year
• SREC-II: 14.939 MWh × $85 ≈ $1,270/year
• Total year-1 benefit: ≈ $4,639/year
• Simple payback: $35,923 ÷ $4,639 ≈ 7.7 years

The payback is similar because both cost and production scale up together.

The “break-even” test that quickly tells you if solar is likely worth it in NJ (no federal credit)

A fast way to sanity-check quotes is to convert everything into a value per kWh and compare that to your installed $/W quote.

Step 1: Estimate your first-year value per kWh of solar

• Retail value (rough): ~$0.225/kWh (use your real bill if possible)
• Add NJ SREC-II value: $85/MWh = $0.085/kWh

So first-year combined value can be roughly:
$0.225 + $0.085 ≈ $0.310/kWh

Step 2: Multiply by annual kWh production per kW

Using the NJDEP reference (≈1,180 kWh per kW-year):

Annual value per installed kW:
1,180 × $0.310 ≈ $366 per kW-year

Step 3: Compare to installed cost per kW

If you want a ~10-year simple payback, you’d look for cost per kW around:
10 × $366 ≈ $3,660 per kW, which is $3.66/W.

EnergySage’s reported NJ average of $2.84/W is well below that rough threshold, which is why the “no federal credit” math can still work for many NJ homes.

Financing changes the question: “Worth it” becomes “Does it cash-flow?”

Without a federal tax credit, financed projects often have:

• higher principal (you’re not paying 30% less), and
• potentially different loan structures.

A simple way to judge a financed deal is:

• Monthly loan payment vs.
• Average monthly bill savings + average monthly SREC value

Because SREC-II is paid based on production, it functions like a second “revenue stream” for 15 years.

Two important financing realities in the no-federal-credit world:

1. Loan terms matter more. A 10-year loan has higher payments than a 15–20 year loan. Longer terms can improve cash-flow early, but you pay more interest overall.
2. SREC-II timing matters. If you size correctly and participate in the program, SREC-II can help your early-year cash-flow, then drop off after 15 years.

Ownership matters more than ever: do you keep the SREC-II value?

NJ net metering rules state that the customer-generator owns the renewable attributes of the electricity it generates unless a contract expressly assigns ownership—and those attributes can be used as the basis for RECs.

This becomes crucial with:

• leases, PPAs, and some “$0 down” offers, or
• contracts where the installer/financier keeps SREC-II revenue.

If you’re evaluating “worth it without federal credits,” you need to confirm whether you (homeowner) receive:

• the bill savings (usually yes), and
• the SREC-II payments (sometimes yes, sometimes no, depends on contract language).

When solar may NOT be worth it in NJ without federal credits

Even in a strong state like NJ, solar can fail the math in a few common scenarios:

Heavy shading or poor roof orientation

If trees or dormers kill production, you lose both:

• bill offset value, and
• SREC-II generation value (since it’s production-based).

You can’t use most of the production over the year

Because remaining annual credits are compensated at avoided wholesale cost, chronic overproduction reduces value. The regulation explicitly describes the annual true-up at avoided cost.

You expect to move soon

If you sell before payback, solar can still help (home value, marketability), but “worth it” becomes a resale/transfer question: panel ownership, warranties, and buyer preferences.

Your quote is far above market

If your $/W quote is significantly above typical NJ pricing, payback can stretch out quickly. EnergySage’s NJ average (~$2.84/W) provides a useful benchmark point.

Your roof needs replacement first

Roof work adds cost and complexity (and can reduce net savings if it forces removal/reinstall later).

Practical checklist for NJ homeowners running the “no federal credit” numbers

1. Pull your last 12 months of kWh usage and total spend (not just one month).
2. Size the system to match annual usage so you don’t end up selling lots of excess at avoided wholesale cost.
3. Require a production estimate (kWh/year) and assume a conservative range if shading is uncertain.
4. Confirm SREC-II eligibility and ownership in writing; SREC-II is 15 years, and it’s real money.
5. Use your real blended $/kWh from bills to value the offset (EIA averages can be a reference point).
6. Count NJ tax advantages: solar energy devices are exempt from sales tax, and there’s a renewable energy system property tax exemption path.
7. If financing: compare the monthly payment to expected monthly bill reduction + average monthly SREC value (first 15 years).

Bottom line

For many New Jersey homes, solar can still be financially worth it without federal tax credits because:

• NJ retail electricity prices are often high enough that offsetting kWh is valuable.
• Net metering credits roll over month-to-month, letting you bank seasonal production—if you size correctly to avoid big annual leftovers paid at avoided wholesale cost.
• SREC-II adds a production-based payment stream for 15 years, and net-metered residential projects have been set at $85/MWh for registrations on/after March 13, 2023.
• NJ also supports solar economics through sales tax exemption and a renewable energy system property tax exemption pathway.

If you want, paste these three numbers and I’ll run a clean “no federal credit” ROI with your specifics:

• your last-12-month kWh usage,
• your total last-12-month electric spend, and
• your best $/W quote (or total system cost and kW size).