NREL: Feed-in Tariffs Legal in USA When Certain Conditions Met: Report Charts Path Through Regulatory Minefield: This article by Paul Gipe outlines a path states may follow in order to adopt a legally permissible feed-in tariff structure as laid out in the NREL report, "Renewable Energy Prices in State-Level Feed-in Tariffs: Federal Law Constraints and Possible Solutions." This article summarizes the report's conclusion that states can set feed-in tariff above avoided costs and still be in compliance with federal law.

NREL's State of the States 2010: The Role of Policy in Clean Energy Market Transformation: This report by NREL, the third in a series, uses statistical methods to better quantify the connection between a broad array of energy efficiency and renewable energy (collectively known as clean energy) policy and actual reductions in energy use and increases in renewable resource development. Using a multi-faceted dataset including policies, socioeconomic factors, and electricity information, ordinary least-squares regression is used to identify relationships between policy implementation and development.

EPA CHP Partnership State RPS Fact Sheet: This site was designed by the EPA CHP Partnership to help policymakers understand the benefits, key elements, and options associated with an RPS.

NARUC Commissioners Report: A Practical Guide the RPS: This report is designed assist state policy makers and policy analysts in defining the particular goals they seek to achieve with an RPS, and in designing each aspect of the policy so that it efficiently and effectively meets those goals. With the many major decisions policymakers must make when designing an RPS, there is no single "right" approach; rather, the option chosen will depend on the circumstances in each state and the intended goals of
policymakers.