Document explains how to use estimated energy and water rates and normalized weather data in determining payments under a federal energy savings performance contract (ESPC) or utility energy service contract (UESC). This is the U.S. Department of Energy's official guidance for agencies in determining energy and water escalation rates for ESPCs and UESCs. 

This guidance supercedes Guidance on Utility Rate Estimations and Weather Normalization in an ESPC, which is no longer in effect.