If your green power provider does not supply Green-e accredited energy, it must have an equivalent accreditation. To qualify as an equivalent accreditation, a program must meet the requirements for renewable resources as detailed by Green-e, and the suppl

If your green power provider does not supply Green-e accredited energy, it must have an equivalent accreditation. To qualify as an equivalent accreditation, a program must meet the requirements for renewable resources as detailed by Green-e, and the supplier must have undergone an annual third-party verification process equivalent to the Green-e process. You might want to take this route if your utility provider can provide the best rate.

You have three options for earning this credit. The best and most cost-effective option for your project will depend on your location and the offerings of the local utility. Purchase green power through the existing power provider. You need to verify

You have three options for earning this credit. The best and most cost-effective option for your project will depend on your location and the offerings of the local utility. 

Purchase green power through the existing power provider. You need to verify that it is a Green-e certified provider or the equivalent. 
If your state has an open electricity market, you can find—and directly purchase from—a provider that offers Green-e accredited power. 
Purchase Green-e certified renewable energy certificates (RECs).