Editor’s note
The following abstract describes a publication that is only available as a downloadable PDF.

CoverDeveloped by Montana State University Extension and the University of Wyoming
Adapted with permission

This guide is one in the Exploring Energy Efficiency and Alternatives (E3A): Solar Electricity for the Home, Farm or Ranch series. This one discusses costs of a solar electric system.


  • Estimating cost savings and simple payback for a net-metered system
  • Grid-tied residential solar electric system
  • Incentives for energy efficiency and renewable energy
  • Photovoltaic (PV) system financing


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