Requires the utilities and transportation commission, upon request of an electric customer of an investor-owned utility, to create a tariff schedule that allows the customer to purchase voluntarily eligible renewable resources in five hundred kilowatt units.

Requires the governing board of a consumer-owned utility, upon request of an electric customer of a consumer-owned utility, to create a tariff schedule or contract that allows the customer to purchase voluntarily eligible renewable resources in five hundred kilowatt units.