Defined term

Solar production guarantee

A solar production guarantee is a contract promise that compares defined measured or calculated system production with a stated schedule and provides specified remedies when its conditions are met.

Also known as solar energy guarantee

economics · Concept code GS-CONCEPT-095 · Last verified August 20, 2026

Definition and boundaries

Definition

A solar production guarantee is a contract promise that compares defined measured or calculated system production with a stated schedule and provides specified remedies when its conditions are met.

Applicable jurisdiction: US; contract terms vary

Definition claim verification: Verified August 20, 2026

In plain language

Use Solar production guarantee only after the cash-flow perspective, timing, contract structure, included costs, and omitted items are made explicit.

What it is not

It is not a production estimate, module performance warranty, bill-savings guarantee, or guarantee of system uptime unless the contract says so.

Decision context

Why it matters

Review meter source, weather adjustment, availability, shading changes, curtailment, maintenance duties, exclusions, thresholds, annual or cumulative test, remedy, cap, and claim timing.

Applicable jurisdiction: US; contract terms vary

Decision-context claim verification: Verified August 20, 2026

Information boundary

This page provides general educational context, not a site design, production guarantee, utility determination, contract interpretation, legal opinion, tax conclusion, or individualized financial advice. Verify property, equipment, utility, jurisdiction, program, and agreement details before acting.

Concept relationships

Affects

  • Annual solar productionPublished conceptSolar production guarantee can affect how Annual solar production is evaluated
  • Payback periodPublished conceptSolar production guarantee can affect how Payback period is evaluated

Primary sources

What to do next

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