Ownership

Solar Contract Checklist

Last updated: August 2026 7 min read
Solar Contract Checklist

Key Takeaways

  • Understand the core components of solar pricing.
  • Always compare multiple quotes to find the best deal.
  • Incentives can drastically reduce your net cost.

Before You Sign: What to Check

A solar contract is a binding legal document that dictates a 25-year relationship with an energy system. Before signing on the dotted line, review this checklist.

1. System Specifications

Ensure the exact make and model of the solar panels and inverters are listed. The total system size in kilowatts (kW) should be clearly stated.

2. Total Cost and Financing

The total gross cost, the down payment required, and the payment schedule must be explicit. If you are financing through the installer, check the interest rate, loan term, and any dealer fees.

3. Warranties

The contract must detail the workmanship warranty (covering roof leaks and installation errors) and reference the manufacturer warranties for the equipment.

4. Timeline and Contingencies

Look for estimated installation dates. Check the contingency clauses: what happens if the site survey reveals your roof needs structural work? Can you cancel the contract without penalty?

5. Performance Guarantees

If the salesperson promised a production guarantee, ensure the specific kWh output and the reimbursement terms are formally written into the contract.

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Reviewed by the Superior Solar editorial team

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