Solar Quotes in Tucson, AZ

Exporting solar with TEP

• TEP credits exports at the Resource Comparison Proxy (RCP) rate. TEP says $0.0462 per kWh is in effect from October 1, 2026 through September 30, 2027, and customers are compensated for up to 10 years at the RCP rate in place when they requested interconnection. Source: https://www.tep.com/rcp/ (accessed 2026-10-20)
• TEP's Statement of Charges lists its Resource Comparison Proxy (RCP) export rate, Rider R-14, at $0.0513/kWh from October 1, 2025 and $0.0462/kWh from October 1, 2026. The rate applies by the date your system is approved. Source: https://docs.tep.com/wp-content/uploads/TEP-Statement-of-Charges.pdf (accessed 2026-10-20)
• TEP also offers GoSolar Shares, a month-to-month option to buy power from TEP's community-scale solar arrays instead of installing panels. Source: https://www.tep.com/solar/ (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 RCP rate does your estimate assume, and when will you file my interconnection request?
2. How does the estimate change if I use more power in the evening?

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