Solar Quotes in Philadelphia, PA

If PECO is your utility

• PECO's Rate RS-2 Net Metering (tariff effective for 2026) says that if you send more electricity to PECO than it delivers in a billing period, the excess kWh are carried forward and credited against later usage at the full retail rate, and accumulate until the end of the PJM planning period ending May 31 each year. Source: https://www.peco.com/cdn/assets/v3/assets/blt1b5616c79bacadb4/bltf507baf8e5597bc1/6a8df16382f57bbb562dd5b2/Current_Electric_Tariff_Sept_1_2026_(003).pdf?branch=prod_alias (accessed 2026-10-20)
• Pennsylvania's net-metering rule says remaining excess kWh at year end are compensated at the default service provider's price to compare. If you buy from a competitive supplier, your credit terms for excess generation are set in your supplier agreement. Source: https://www.pacodeandbulletin.gov/Display/pacode?file=/secure/pacode/data/052/chapter75/s75.13.html (accessed 2026-10-20)

A note on the federal tax credit

The federal residential clean energy credit (25D) doesn't apply to expenditures made after December 31, 2025. The IRS treats an expenditure as made when installation is completed. Source: https://www.irs.gov/newsroom/faqs-for-modification-of-sections-25c-25d-25e-30c-30d-45l-45w-and-179d-under-public-law-119-21-139-stat-72-july-4-2025-commonly-known-as-the-one-big-beautiful-bill-obbb (accessed 2026-10-20). This page isn't tax advice.

Questions to ask

1. Which PECO tariff or rider does your estimate assume, and at what export credit?
2. How much of my production does your estimate assume I'll use on site versus export?
3. What happens to my credits if I move or close my account?

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