Microgrid Knowledge cited an AEE on utility integrated resource planning, or IRP. From the article: 

Microgrid developers can track opportunities to propose non-transmission alternatives by keeping an eye on state or utility integrated resource planning, now undertaken in 33 states, according to the Advanced Energy Economy. In most cases, the plans must be filed with state public utility commissions and often they lead to utility solicitations for resources.

Read the full article here. Read AEE's post, "Understanding IRPs: How Utilities Plan for the Future," here.